SB2013110410 - Input validation error in Linux kernel
Published: November 4, 2013 Updated: August 10, 2020
Security Bulletin ID
SB2013110410
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2013-4483)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The ipc_rcu_putref function in ipc/util.c in the Linux kernel before 3.10 does not properly manage a reference count, which allows local users to cause a denial of service (memory consumption or system crash) via a crafted application.
Remediation
Install update from vendor's website.
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6062a8dc0517bce23e3c2f7d2fea5e22411269a3
- http://lists.opensuse.org/opensuse-updates/2014-02/msg00045.html
- http://rhn.redhat.com/errata/RHSA-2014-0285.html
- http://rhn.redhat.com/errata/RHSA-2015-0284.html
- http://www.openwall.com/lists/oss-security/2013/10/30/4
- https://bugzilla.redhat.com/show_bug.cgi?id=1024854
- https://github.com/torvalds/linux/commit/6062a8dc0517bce23e3c2f7d2fea5e22411269a3
- https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.10.bz2