Description
The decode_choice function in net/netfilter/nf_conntrack_h323_asn1.c in the Linux kernel before 2.6.20.15, 2.6.21.x before 2.6.21.6, and before 2.6.22 allows remote attackers to cause a denial of service (crash) via an encoded, out-of-range index value for a choice field, which triggers a NULL pointer dereference.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://secunia.com/advisories/27212 ↗
- http://secunia.com/advisories/25955 ↗
- http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.21.6 ↗
- http://www.ubuntu.com/usn/usn-510-1 ↗
- http://www.debian.org/security/2007/dsa-1356 ↗
- http://www.securityfocus.com/bid/24818 ↗
- http://www.vupen.com/english/advisories/2007/2466 ↗
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=25845b5155b55cd77e42655ec24161ba3feffa47 ↗
- http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.22 ↗
- http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.20.15 ↗
- http://osvdb.org/37117 ↗
- http://secunia.com/advisories/26450 ↗
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:195 ↗