CVE-2024-56661
Medium · 5.5CVSS
5.5
EPSS
0.2%
Published
Dec 27, 2024
CISA due date
—
Cloudanix analysis
Monitor only
SSVC: Track
A flaw in Linux kernel networking code can cause affected computers to crash when using certain network features.
- Exploitation
- Local Privilege
- Attacker needs
- Local User
- Complexity
- Moderate
- Impact
- Denial Of Service
- Component
- OS kernel
- Class
- Memory Corruption
- Remediation
- Upgrade
- Effort
- Medium
- Patch risk
- Low
What it actually does
Null pointer dereference in cleanup_bearer() when ub->ubsock->sk is NULL, causing atomic_dec on tipc_net via sock_net to trigger a general protection fault and kernel oops.
Why it matters to the business
Linux systems using TIPC over UDP may experience unexpected kernel crashes, resulting in denial of service, interrupted workloads, and potential loss of in-memory state until reboot.
How an attack unfolds
An attacker triggers TIPC UDP bearer creation and subsequent cleanup under conditions where the socket pointer remains unset, reaching the uncached tipc_net access in cleanup_bearer and causing the NULL dereference crash.
How to fix it
Apply the upstream fix that caches the tipc_net pointer before the atomic operation; update Linux kernel to fixed versions including 5.4.288 or commit d1d4dfb189a115734bff81c411bc58d9e348db7d in stable trees.
How to confirm the fix worked
Confirm updated kernel version, reproduce TIPC UDP bearer lifecycle in test environments, and verify absence of oops in dmesg when exercising cleanup_bearer.
Typical attack path
- Configure or induce TIPC UDP bearer setup via netlink or socket operations
- Force bearer cleanup path execution in the events workqueue
- Reach cleanup_bearer with ub->ubsock->sk set to NULL
- Trigger the sock_net dereference leading to oops
How to detect it
Inspect kernel logs and dmesg for oops entries referencing cleanup_bearer, udp_media.c, or tipc_net NULL dereference patterns around the time of system instability.
What your security team should do
- Prioritize kernel updates on all systems exposing TIPC UDP
- Temporarily disable TIPC UDP media if not required
- Monitor kernel logs for tipc-related oops and crashes
- Review downstream package updates for affected distributions
The record
In the Linux kernel, the following vulnerability has been resolved: tipc: fix NULL deref in cleanup_bearer() syzbot found [1] that after blamed commit, ub->ubsock->sk was NULL when attempting the atomic_dec() : atomic_dec(&tipc_net(sock_net(ub->ubsock->sk))->wq_count); Fix this by caching the tipc_net pointer. [1] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#1] PREEMPT SMP KASAN PTI KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037] CPU: 0 UID: 0 PID: 5896 Comm: kworker/0:3 Not tainted 6.13.0-rc1-next-20241203-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: events cleanup_bearer RIP: 0010:read_pnet include/net/net_namespace.h:387 [inline] RIP: 0010:sock_net include/net/sock.h:655 [inline] RIP: 0010:cleanup_bearer+0x1f7/0x280 net/tipc/udp_media.c:820 Code: 18 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 3c f7 99 f6 48 8b 1b 48 83 c3 30 e8 f0 e4 60 00 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 1a f7 99 f6 49 83 c7 e8 48 8b 1b RSP: 0018:ffffc9000410fb70 EFLAGS: 00010206 RAX: 0000000000000006 RBX: 0000000000000030 RCX: ffff88802fe45a00 RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc9000410f900 RBP: ffff88807e1f0908 R08: ffffc9000410f907 R09: 1ffff92000821f20 R10: dffffc0000000000 R11: fffff52000821f21 R12: ffff888031d19980 R13: dffffc0000000000 R14: dffffc0000000000 R15: ffff88807e1f0918 FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000556ca050b000 CR3: 0000000031c0c000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| Debian:11 | linux | 0 | No fix |
| Debian:11 | linux | 0 | 5.10.234-1 |
| Debian:11 | linux-6.1 | 0 | 6.1.128-1~deb11u1 |
| Debian:11 | linux-6.1 | 0 | 6.1.6.1.128-1~deb11u1 |
| Debian:12 | linux | 0 | 6.1.123-1 |
| Debian:13 | linux | 0 | 6.12.6-1 |
| Linux | Kernel | 5.4.287 | 5.4.288 |
| Mageia:9 | dwarves | 0 | 1.29-1.mga9 |
| Mageia:9 | kernel | 0 | 6.6.74-1.mga9 |
| Mageia:9 | kernel-linus | 0 | 6.6.74-1.mga9 |
| Mageia:9 | kmod-virtualbox | 0 | 7.0.24-64.mga9 |
| Mageia:9 | kmod-xtables-addons | 0 | 3.24-70.mga9 |
| SUSE:Linux Enterprise High Availability Extension 15 SP4 | kernel-default | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise High Availability Extension 15 SP6 | kernel-default | 0 | 6.4.0-150600.23.38.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS | kernel-64kb | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS | kernel-default | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS | kernel-default-base | 0 | 5.14.21-150400.24.150.1.150400.24.74.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS | kernel-docs | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS | kernel-obs-build | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS | kernel-source | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS | kernel-syms | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS | kernel-64kb | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS | kernel-default | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS | kernel-default-base | 0 | 5.14.21-150400.24.150.1.150400.24.74.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS | kernel-docs | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS | kernel-obs-build | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS | kernel-source | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS | kernel-syms | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS | kernel-64kb | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS | kernel-default | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS | kernel-default-base | 0 | 5.14.21-150500.55.94.1.150500.6.43.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS | kernel-docs | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS | kernel-obs-build | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS | kernel-source | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS | kernel-syms | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS | kernel-64kb | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS | kernel-default | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS | kernel-default-base | 0 | 5.14.21-150500.55.94.1.150500.6.43.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS | kernel-docs | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS | kernel-obs-build | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS | kernel-source | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS | kernel-syms | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise Live Patching 12 SP5 | kernel-default | 0 | 4.12.14-122.247.1 |
| SUSE:Linux Enterprise Live Patching 12 SP5 | kgraft-patch-SLE12-SP5_Update_65 | 0 | 1-8.3.1 |
| SUSE:Linux Enterprise Live Patching 15 SP4 | kernel-default | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise Live Patching 15 SP4 | kernel-livepatch-SLE15-SP4_Update_36 | 0 | 1-150400.9.3.1 |
| SUSE:Linux Enterprise Live Patching 15 SP5 | kernel-default | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise Live Patching 15 SP5 | kernel-livepatch-SLE15-SP5_Update_23 | 0 | 1-150500.11.3.1 |
| SUSE:Linux Enterprise Live Patching 15 SP6 | kernel-default | 0 | 6.4.0-150600.23.38.1 |
| SUSE:Linux Enterprise Live Patching 15 SP6 | kernel-livepatch-SLE15-SP6-RT_Update_8 | 0 | 1-150600.1.3.1 |
| SUSE:Linux Enterprise Live Patching 15 SP6 | kernel-livepatch-SLE15-SP6_Update_8 | 0 | 1-150600.13.3.2 |
| SUSE:Linux Enterprise Micro 5.1 | kernel-rt | 0 | 5.3.18-150300.208.1 |
| SUSE:Linux Enterprise Micro 5.1 | kernel-source-rt | 0 | 5.3.18-150300.208.1 |
| SUSE:Linux Enterprise Micro 5.2 | kernel-rt | 0 | 5.3.18-150300.208.1 |
| SUSE:Linux Enterprise Micro 5.2 | kernel-source-rt | 0 | 5.3.18-150300.208.1 |
| SUSE:Linux Enterprise Micro 5.3 | kernel-default | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise Micro 5.3 | kernel-default-base | 0 | 5.14.21-150400.24.150.1.150400.24.74.1 |
| SUSE:Linux Enterprise Micro 5.3 | kernel-rt | 0 | 5.14.21-150400.15.109.1 |
| SUSE:Linux Enterprise Micro 5.3 | kernel-source-rt | 0 | 5.14.21-150400.15.109.1 |
| SUSE:Linux Enterprise Micro 5.4 | kernel-default | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise Micro 5.4 | kernel-default-base | 0 | 5.14.21-150400.24.150.1.150400.24.74.1 |
| SUSE:Linux Enterprise Micro 5.4 | kernel-rt | 0 | 5.14.21-150400.15.109.1 |
| SUSE:Linux Enterprise Micro 5.4 | kernel-source-rt | 0 | 5.14.21-150400.15.109.1 |
| SUSE:Linux Enterprise Micro 5.5 | kernel-default | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise Micro 5.5 | kernel-default-base | 0 | 5.14.21-150500.55.94.1.150500.6.43.1 |
| SUSE:Linux Enterprise Micro 5.5 | kernel-rt | 0 | 5.14.21-150500.13.85.1 |
| SUSE:Linux Enterprise Micro 5.5 | kernel-source | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise Micro 5.5 | kernel-source-rt | 0 | 5.14.21-150500.13.85.1 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP6 | kernel-64kb | 0 | 6.4.0-150600.23.38.1 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP6 | kernel-default | 0 | 6.4.0-150600.23.38.1 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP6 | kernel-default-base | 0 | 6.4.0-150600.23.38.1.150600.12.16.2 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP6 | kernel-source | 0 | 6.4.0-150600.23.38.1 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP6 | kernel-zfcpdump | 0 | 6.4.0-150600.23.38.1 |
| SUSE:Linux Enterprise Module for Confidential Computing Technical Preview 15 SP6 | kernel-coco | 0 | 6.4.0-15061.12.coco15sp6.1 |
| SUSE:Linux Enterprise Module for Confidential Computing Technical Preview 15 SP6 | kernel-coco_debug | 0 | 6.4.0-15061.12.coco15sp6.1 |
| SUSE:Linux Enterprise Module for Confidential Computing Technical Preview 15 SP6 | kernel-source-coco | 0 | 6.4.0-15061.12.coco15sp6.1 |
| SUSE:Linux Enterprise Module for Confidential Computing Technical Preview 15 SP6 | kernel-syms-coco | 0 | 6.4.0-15061.12.coco15sp6.1 |
| SUSE:Linux Enterprise Module for Development Tools 15 SP6 | kernel-docs | 0 | 6.4.0-150600.23.38.1 |
| SUSE:Linux Enterprise Module for Development Tools 15 SP6 | kernel-obs-build | 0 | 6.4.0-150600.23.38.1 |
| SUSE:Linux Enterprise Module for Development Tools 15 SP6 | kernel-source | 0 | 6.4.0-150600.23.38.1 |
| SUSE:Linux Enterprise Module for Development Tools 15 SP6 | kernel-syms | 0 | 6.4.0-150600.23.38.1 |
| SUSE:Linux Enterprise Module for Legacy 15 SP6 | kernel-default | 0 | 6.4.0-150600.23.38.1 |
| SUSE:Linux Enterprise Module for Public Cloud 15 SP6 | kernel-azure | 0 | 6.4.0-150600.8.26.1 |
| SUSE:Linux Enterprise Module for Public Cloud 15 SP6 | kernel-source-azure | 0 | 6.4.0-150600.8.26.1 |
| SUSE:Linux Enterprise Module for Public Cloud 15 SP6 | kernel-syms-azure | 0 | 6.4.0-150600.8.26.1 |
| SUSE:Linux Enterprise Server 12 SP5-LTSS | kernel-default | 0 | 4.12.14-122.247.1 |
| SUSE:Linux Enterprise Server 12 SP5-LTSS | kernel-source | 0 | 4.12.14-122.247.1 |
| SUSE:Linux Enterprise Server 12 SP5-LTSS | kernel-syms | 0 | 4.12.14-122.247.1 |
| SUSE:Linux Enterprise Server 15 SP4-LTSS | kernel-64kb | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise Server 15 SP4-LTSS | kernel-default | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise Server 15 SP4-LTSS | kernel-default-base | 0 | 5.14.21-150400.24.150.1.150400.24.74.1 |
| SUSE:Linux Enterprise Server 15 SP4-LTSS | kernel-docs | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise Server 15 SP4-LTSS | kernel-obs-build | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise Server 15 SP4-LTSS | kernel-source | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise Server 15 SP4-LTSS | kernel-syms | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise Server 15 SP4-LTSS | kernel-zfcpdump | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise Server 15 SP5-LTSS | kernel-64kb | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise Server 15 SP5-LTSS | kernel-default | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise Server 15 SP5-LTSS | kernel-default-base | 0 | 5.14.21-150500.55.94.1.150500.6.43.1 |
| SUSE:Linux Enterprise Server 15 SP5-LTSS | kernel-docs | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise Server 15 SP5-LTSS | kernel-obs-build | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise Server 15 SP5-LTSS | kernel-source | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise Server 15 SP5-LTSS | kernel-syms | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise Server 15 SP5-LTSS | kernel-zfcpdump | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5 | kernel-default | 0 | 4.12.14-122.247.1 |
| SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5 | kernel-source | 0 | 4.12.14-122.247.1 |
| SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5 | kernel-syms | 0 | 4.12.14-122.247.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP4 | kernel-default | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP4 | kernel-default-base | 0 | 5.14.21-150400.24.150.1.150400.24.74.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP4 | kernel-docs | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP4 | kernel-obs-build | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP4 | kernel-source | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP4 | kernel-syms | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP5 | kernel-default | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP5 | kernel-default-base | 0 | 5.14.21-150500.55.94.1.150500.6.43.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP5 | kernel-docs | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP5 | kernel-obs-build | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP5 | kernel-source | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP5 | kernel-syms | 0 | 5.14.21-150500.55.94.1 |
| SUSE:Linux Enterprise Workstation Extension 15 SP6 | kernel-default | 0 | 6.4.0-150600.23.38.1 |
| SUSE:Manager Proxy 4.3 | kernel-default | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Manager Proxy 4.3 | kernel-default-base | 0 | 5.14.21-150400.24.150.1.150400.24.74.1 |
| SUSE:Manager Proxy 4.3 | kernel-source | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Manager Proxy 4.3 | kernel-syms | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Manager Server 4.3 | kernel-default | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Manager Server 4.3 | kernel-default-base | 0 | 5.14.21-150400.24.150.1.150400.24.74.1 |
| SUSE:Manager Server 4.3 | kernel-source | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Manager Server 4.3 | kernel-syms | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Manager Server 4.3 | kernel-zfcpdump | 0 | 5.14.21-150400.24.150.1 |
| SUSE:Real Time Module 15 SP6 | kernel-rt | 0 | 6.4.0-150600.10.26.1 |
| SUSE:Real Time Module 15 SP6 | kernel-rt_debug | 0 | 6.4.0-150600.10.26.1 |
| SUSE:Real Time Module 15 SP6 | kernel-source-rt | 0 | 6.4.0-150600.10.26.1 |
| SUSE:Real Time Module 15 SP6 | kernel-syms-rt | 0 | 6.4.0-150600.10.26.1 |
| Ubuntu:14.04:LTS | linux | 0 | 3.11.0-12.19 |
| Ubuntu:14.04:LTS | linux-aws | 0 | 4.4.0-1002.2 |
| Ubuntu:14.04:LTS | linux-azure | 0 | 4.15.0-1023.24~14.04.1 |
| Ubuntu:14.04:LTS | linux-lts-xenial | 0 | 4.4.0-13.29~14.04.1 |
| Ubuntu:16.04:LTS | linux | 0 | 4.4.0-2.16 |
| Ubuntu:16.04:LTS | linux-aws | 0 | 4.4.0-1001.10 |
| Ubuntu:16.04:LTS | linux-aws-hwe | 0 | 4.15.0-1030.31~16.04.1 |
| Ubuntu:16.04:LTS | linux-azure | 0 | 4.11.0-1009.9 |
| Ubuntu:16.04:LTS | linux-gcp | 0 | 4.10.0-1004.4 |
| Ubuntu:16.04:LTS | linux-hwe | 0 | 4.8.0-39.42~16.04.1 |
| Ubuntu:16.04:LTS | linux-hwe-edge | 0 | No fix |
| Ubuntu:16.04:LTS | linux-kvm | 0 | 4.4.0-1004.9 |
| Ubuntu:16.04:LTS | linux-oracle | 0 | 4.15.0-1007.9~16.04.1 |
| Ubuntu:18.04:LTS | linux | 0 | 4.13.0-16.19 |
| Ubuntu:18.04:LTS | linux-aws | 0 | 4.15.0-1001.1 |
| Ubuntu:18.04:LTS | linux-aws-5.0 | 0 | No fix |
| Ubuntu:18.04:LTS | linux-aws-5.3 | 0 | No fix |
| Ubuntu:18.04:LTS | linux-aws-5.4 | 0 | 5.4.0-1018.18~18.04.1 |
| Ubuntu:18.04:LTS | linux-azure | 0 | No fix |
| Ubuntu:18.04:LTS | linux-azure-4.15 | 0 | 4.15.0-1082.92 |
| Ubuntu:18.04:LTS | linux-azure-5.3 | 0 | No fix |
| Ubuntu:18.04:LTS | linux-azure-5.4 | 0 | 5.4.0-1020.20~18.04.1 |
| Ubuntu:18.04:LTS | linux-azure-edge | 0 | No fix |
| Ubuntu:18.04:LTS | linux-gcp | 0 | No fix |
| Ubuntu:18.04:LTS | linux-gcp-4.15 | 0 | 4.15.0-1071.81 |
| Ubuntu:18.04:LTS | linux-gcp-5.3 | 0 | No fix |
| Ubuntu:18.04:LTS | linux-gcp-5.4 | 0 | 5.4.0-1019.19~18.04.2 |
| Ubuntu:18.04:LTS | linux-gke-4.15 | 0 | No fix |
| Ubuntu:18.04:LTS | linux-gke-5.4 | 0 | No fix |
| Ubuntu:18.04:LTS | linux-gkeop-5.4 | 0 | No fix |
| Ubuntu:18.04:LTS | linux-hwe | 0 | No fix |
| Ubuntu:18.04:LTS | linux-hwe-5.4 | 0 | 5.4.0-37.41~18.04.1 |
| Ubuntu:18.04:LTS | linux-hwe-edge | 0 | No fix |
| Ubuntu:18.04:LTS | linux-ibm-5.4 | 0 | 5.4.0-1010.11~18.04.2 |
| Ubuntu:18.04:LTS | linux-kvm | 0 | 4.15.0-1002.2 |
| Ubuntu:18.04:LTS | linux-oem | 0 | No fix |
| Ubuntu:18.04:LTS | linux-oracle | 0 | 4.15.0-1007.9 |
| Ubuntu:18.04:LTS | linux-oracle-5.0 | 0 | No fix |
| Ubuntu:18.04:LTS | linux-oracle-5.3 | 0 | No fix |
| Ubuntu:18.04:LTS | linux-oracle-5.4 | 0 | 5.4.0-1019.19~18.04.1 |
| Ubuntu:18.04:LTS | linux-raspi-5.4 | 0 | 5.4.0-1013.13~18.04.1 |
| Ubuntu:20.04:LTS | linux | 0 | 5.4.0-9.12 |
| Ubuntu:20.04:LTS | linux-aws | 0 | 5.4.0-1005.5 |
| Ubuntu:20.04:LTS | linux-aws-5.11 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-aws-5.13 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-aws-5.15 | 0 | 5.15.0-1014.18~20.04.1 |
| Ubuntu:20.04:LTS | linux-aws-5.8 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-azure | 0 | 5.4.0-1006.6 |
| Ubuntu:20.04:LTS | linux-azure-5.11 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-azure-5.13 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-azure-5.15 | 0 | 5.15.0-1007.8~20.04.1 |
| Ubuntu:20.04:LTS | linux-azure-5.8 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-azure-fde | 0 | No fix |
| Ubuntu:20.04:LTS | linux-azure-fde-5.15 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-bluefield | 0 | 5.4.0-1007.10 |
| Ubuntu:20.04:LTS | linux-gcp | 0 | 5.4.0-1005.5 |
| Ubuntu:20.04:LTS | linux-gcp-5.11 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-gcp-5.13 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-gcp-5.15 | 0 | 5.15.0-1006.9~20.04.1 |
| Ubuntu:20.04:LTS | linux-gcp-5.8 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-gke | 0 | No fix |
| Ubuntu:20.04:LTS | linux-gke-5.15 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-gkeop | 0 | No fix |
| Ubuntu:20.04:LTS | linux-gkeop-5.15 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-hwe-5.11 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-hwe-5.13 | 0 | No fix |
| Ubuntu:20.04:LTS | linux-hwe-5.15 | 0 | 5.15.0-33.34~20.04.1 |
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