NULL pointer dereference in Linux kernel - CVE-2013-0313
Published: February 22, 2013 / Updated: August 11, 2020
Vulnerability identifier: #VU43080
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2013-0313
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via an attempted removexattr operation on an inode of a sockfs filesystem.
How to mitigate CVE-2013-0313
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
Sources
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a67adb997419fb53540d4a4f79c6471c60bc69b6
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.5
- http://www.openwall.com/lists/oss-security/2013/02/20/16
- https://bugzilla.redhat.com/show_bug.cgi?id=913266
- https://github.com/torvalds/linux/commit/a67adb997419fb53540d4a4f79c6471c60bc69b6