#VU44578 NULL pointer dereference in Linux kernel - CVE-2011-1478
Published: October 23, 2011 / Updated: August 11, 2020
Vulnerability identifier: #VU44578
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2011-1478
CWE-ID: CWE-476
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
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 malformed VLAN frame.
Remediation
Update to version 2.6.38.
External links
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=66c46d741e2e60f0e8b625b80edb0ab820c46d7a
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6d152e23ad1a7a5b40fef1f42e017d66e6115159
- http://mirror.anl.gov/pub/linux/kernel/v2.6/ChangeLog-2.6.38
- http://openwall.com/lists/oss-security/2011/03/28/1
- http://secunia.com/advisories/46397
- http://securityreason.com/securityalert/8480
- http://www.securityfocus.com/archive/1/520102/100/0/threaded
- http://www.vmware.com/security/advisories/VMSA-2011-0012.html
- https://bugzilla.redhat.com/show_bug.cgi?id=691270