NULL pointer dereference in Linux kernel - CVE-2011-2525
Published: February 2, 2012 / Updated: August 11, 2020
Vulnerability identifier: #VU44346
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2011-2525
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 a crafted call.
How to mitigate CVE-2011-2525
Update to version 2.6.35.
Sources
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=53b0f08042f04813cd1a7473dacd3edfacb28eb3
- http://kerneltrap.org/mailarchive/linux-netdev/2010/5/21/6277805
- http://mirror.anl.gov/pub/linux/kernel/v2.6/ChangeLog-2.6.35
- http://openwall.com/lists/oss-security/2011/07/12/1
- http://rhn.redhat.com/errata/RHSA-2011-1065.html
- http://rhn.redhat.com/errata/RHSA-2011-1163.html
- https://bugzilla.redhat.com/show_bug.cgi?id=720552