PT-2013-1390 · Linux+1 · Linux Kernel+1

Julien Tinnes · Published 2011-06-21 · Updated 2023-02-13 · CVE-2011-1182

Positive Technologies (AI Summary)

CVSS v2.0

3.6

Low

Base vector

AV:L/AC:L/Au:N/C:N/I:P/A:P

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 2.6.39

Description The issue allows local users to spoof the uid and pid of a signal sender via a sigqueueinfo system call. This is due to a flaw in the kernel/signal.c file in the Linux kernel.

Recommendations For versions prior to 2.6.39, update to version 2.6.39 or later to resolve the issue.

Exploit

Fix

Related Identifiers

CVE-2011-1182

DSA-2240-1

DSA-2264-1

RHSA-2011:0883

RHSA-2011:0927

RHSA-2011:1189

RHSA-2011_0883

RHSA-2011_0927

RHSA-2011_1189

Affected Products

Linux Kernel

Red Hat

References · 8

• 🔥 https://github.com/torvalds/linux/commit/da48524eb20662618854bb3df2db01fc65f3070c · Exploit
• https://linux.oracle.com/errata/ELSA-2011-1189.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2011-1182 · Security Note
• http://rhn.redhat.com/errata/RHSA-2011-0927.html · Vendor Advisory
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=da48524eb20662618854bb3df2db01fc65f3070c · Note
• http://openwall.com/lists/oss-security/2011/03/23/2 · Note
• http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39 · Note
• https://bugzilla.redhat.com/show_bug.cgi?id=690028 · Note