Description
The dev_queue_xmit function in Linux kernel 2.6 can fail before calling the local_bh_disable function, which could lead to data corruption and "node lockups." NOTE: it is not clear whether this issue is exploitable.
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 3.1 | kernel-source-2.6.8 | 2.6.8-16sarge7 | DSA-1304-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 4 | kernel +8 | 2.6.9-42.0.8.EL | RHSA-2007:0014 |
Advisories 2
- RHSA-2007:0014 Red Hat Security Advisory: kernel security update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- DSA-1304-1 kernel-source-2.6.8 - several Debian Security (DSA / DLA) · Mar 9, 2026
References
- RHSA-2007:0014 vendor-advisory
- http://support.avaya.com/elmodocs2/security/ASA-2007-063.htm
- 25683 third-party-advisory
- 24206 third-party-advisory
- 23997 third-party-advisory
- 22317 vdb-entry
- DSA-1304 vendor-advisory
- 25714 third-party-advisory
- oval:org.mitre.oval:def:11679 vdb-entry signature
- SUSE-SA:2007:035 vendor-advisory
- http://linux.bkbits.net:8080/linux-2.6/gnupatch%404186e5bfgUOMBbA6xFaY0_z84kaURw