Description
Race condition in the smb_send_rqst function in fs/cifs/transport.c in the Linux kernel before 3.7.2 allows local users to cause a denial of service (NULL pointer dereference and OOPS) or possibly have unspecified other impact via vectors involving a reconnection event.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | linux | 3.8-1 | — |
| Debian 13 | linux | 3.8-1 | — |
| Debian 12 | linux | 3.8-1 | — |
References
- https://github.com/torvalds/linux/commit/ea702b80e0bbb2448e201472127288beb82ca2fe
- 59064 vdb-entry
- [oss-security] 20130415 CVE request: Linux kernel: cifs: NULL pointer dereference mailing-list
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=ea702b80e0bbb2448e201472127288beb82ca2fe
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.2
- https://bugzilla.redhat.com/show_bug.cgi?id=952260