SB2013022810 - Input validation error in Linux kernel
Published: February 28, 2013 Updated: August 11, 2020
Security Bulletin ID
SB2013022810
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Input validation error (CVE-ID: CVE-2013-1763)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
Array index error in the __sock_diag_rcv_msg function in net/core/sock_diag.c in the Linux kernel before 3.7.10 allows local users to gain privileges via a large family value in a Netlink message.
Remediation
Install update from vendor's website.
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6e601a53566d84e1ffd25e7b6fe0b6894ffd79c0
- http://lists.opensuse.org/opensuse-security-announce/2013-03/msg00004.html
- http://openwall.com/lists/oss-security/2013/02/25/12
- http://www.exploit-db.com/exploits/24555
- http://www.exploit-db.com/exploits/24746
- http://www.exploit-db.com/exploits/33336
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.10
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:176
- http://www.openwall.com/lists/oss-security/2013/02/24/3
- http://www.ubuntu.com/usn/USN-1749-1
- http://www.ubuntu.com/usn/USN-1750-1
- http://www.ubuntu.com/usn/USN-1751-1
- https://bugzilla.redhat.com/show_bug.cgi?id=915052
- https://github.com/torvalds/linux/commit/6e601a53566d84e1ffd25e7b6fe0b6894ffd79c0