CVE-2015-3246
None CISA KEVCVSS
—
EPSS
8.5%
Published
Aug 11, 2015
CISA due date
Sep 9, 2026
The record
libuser before 0.56.13-8 and 0.60 before 0.60-7, as used in the userhelper program in the usermode package, directly modifies /etc/passwd, which allows local users to cause a denial of service (inconsistent file state) by causing an error during the modification. NOTE: this issue can be combined with CVE-2015-3245 to gain privileges.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| Debian:11 | libuser | 0 | 1:0.62~dfsg-0.1 |
| Debian:12 | libuser | 0 | 1:0.62~dfsg-0.1 |
| Debian:13 | libuser | 0 | 1:0.62~dfsg-0.1 |
| Debian:7 | libuser | 0 | 1:0.56.9.dfsg.1-1.2+deb7u1 |
| Mageia:4 | libuser | 0 | 0.60-2.1.mga4 |
| Mageia:5 | libuser | 0 | 0.60-5.1.mga5 |
| Red Hat:enterprise_linux:6::client | libuser | 0 | 0:0.56.13-8.el6_7 |
| Red Hat:enterprise_linux:6::client | libuser-debuginfo | 0 | 0:0.56.13-8.el6_7 |
| Red Hat:enterprise_linux:6::client | libuser-devel | 0 | 0:0.56.13-8.el6_7 |
| Red Hat:enterprise_linux:6::client | libuser-python | 0 | 0:0.56.13-8.el6_7 |
| Red Hat:enterprise_linux:6::computenode | libuser | 0 | 0:0.56.13-8.el6_7 |
| Red Hat:enterprise_linux:6::computenode | libuser-debuginfo | 0 | 0:0.56.13-8.el6_7 |
| Red Hat:enterprise_linux:6::computenode | libuser-devel | 0 | 0:0.56.13-8.el6_7 |
| Red Hat:enterprise_linux:6::computenode | libuser-python | 0 | 0:0.56.13-8.el6_7 |
| Red Hat:enterprise_linux:6::server | libuser | 0 | 0:0.56.13-8.el6_7 |
| Red Hat:enterprise_linux:6::server | libuser-debuginfo | 0 | 0:0.56.13-8.el6_7 |
| Red Hat:enterprise_linux:6::server | libuser-devel | 0 | 0:0.56.13-8.el6_7 |
| Red Hat:enterprise_linux:6::server | libuser-python | 0 | 0:0.56.13-8.el6_7 |
| Red Hat:enterprise_linux:6::workstation | libuser | 0 | 0:0.56.13-8.el6_7 |
| Red Hat:enterprise_linux:6::workstation | libuser-debuginfo | 0 | 0:0.56.13-8.el6_7 |
| Red Hat:enterprise_linux:6::workstation | libuser-devel | 0 | 0:0.56.13-8.el6_7 |
| Red Hat:enterprise_linux:6::workstation | libuser-python | 0 | 0:0.56.13-8.el6_7 |
| Red Hat:enterprise_linux:7::client | libuser | 0 | 0:0.60-7.el7_1 |
| Red Hat:enterprise_linux:7::client | libuser-debuginfo | 0 | 0:0.60-7.el7_1 |
| Red Hat:enterprise_linux:7::client | libuser-devel | 0 | 0:0.60-7.el7_1 |
| Red Hat:enterprise_linux:7::client | libuser-python | 0 | 0:0.60-7.el7_1 |
| Red Hat:enterprise_linux:7::computenode | libuser | 0 | 0:0.60-7.el7_1 |
| Red Hat:enterprise_linux:7::computenode | libuser-debuginfo | 0 | 0:0.60-7.el7_1 |
| Red Hat:enterprise_linux:7::computenode | libuser-devel | 0 | 0:0.60-7.el7_1 |
| Red Hat:enterprise_linux:7::computenode | libuser-python | 0 | 0:0.60-7.el7_1 |
| Red Hat:enterprise_linux:7::server | libuser | 0 | 0:0.60-7.ael7b_1 |
| Red Hat:enterprise_linux:7::server | libuser-debuginfo | 0 | 0:0.60-7.ael7b_1 |
| Red Hat:enterprise_linux:7::server | libuser-devel | 0 | 0:0.60-7.ael7b_1 |
| Red Hat:enterprise_linux:7::server | libuser-python | 0 | 0:0.60-7.ael7b_1 |
| Red Hat:enterprise_linux:7::workstation | libuser | 0 | 0:0.60-7.el7_1 |
| Red Hat:enterprise_linux:7::workstation | libuser-debuginfo | 0 | 0:0.60-7.el7_1 |
| Red Hat:enterprise_linux:7::workstation | libuser-devel | 0 | 0:0.60-7.el7_1 |
| Red Hat:enterprise_linux:7::workstation | libuser-python | 0 | 0:0.60-7.el7_1 |
| Ubuntu:16.04:LTS | libuser | 0 | No fix |
| Ubuntu:25.04 | libuser | 0 | No fix |
| Ubuntu:25.10 | libuser | 0 | No fix |
| Ubuntu:Pro:14.04:LTS | libuser | 0 | 1:0.56.9.dfsg.1-1.2ubuntu2+esm1 |
| Ubuntu:Pro:16.04:LTS | libuser | 0 | No fix |
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