The ip_expire function in net/ipv4/ip_fragment.c in the Linux kernel before 2.6.39 does not properly construct ICMP_TIME_EXCEEDED packets after a timeout, which allows remote attackers to cause a denial of service (invalid pointer dereference) via crafted fragmented packets.
| Date Added | Due Date | Vulnerability Name | Required Action |
|---|---|---|---|
| N/A |
| Type | Version | Base score | Base severity | Vector |
|---|---|---|---|---|
| Primary | 2.0 | 5.0 | MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| CWE ID | Type | Source |
|---|---|---|
| NVD-CWE-Other | Primary | nvd@nist.gov |
| Hyperlink | Source | Resource |
|---|---|---|
| http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39 | secalert@redhat.com | N/A |
| http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=64f3b9e203bd06855072e295557dca1485a2ecba | secalert@redhat.com | N/A |
| http://www.openwall.com/lists/oss-security/2011/05/18/2 | secalert@redhat.com | N/A |
| https://github.com/torvalds/linux/commit/64f3b9e203bd06855072e295557dca1485a2ecba | secalert@redhat.com | Exploit Patch |
| http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39 | af854a3a-2127-422b-91ae-364da2661108 | N/A |
| http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=64f3b9e203bd06855072e295557dca1485a2ecba | af854a3a-2127-422b-91ae-364da2661108 | N/A |
| http://www.openwall.com/lists/oss-security/2011/05/18/2 | af854a3a-2127-422b-91ae-364da2661108 | N/A |
| https://github.com/torvalds/linux/commit/64f3b9e203bd06855072e295557dca1485a2ecba | af854a3a-2127-422b-91ae-364da2661108 | Exploit Patch |