Description
Race condition in the sctp_rcv function in net/sctp/input.c in the Linux kernel before 2.6.29 allows remote attackers to cause a denial of service (system hang) via SCTP packets. NOTE: in some environments, this issue exists because of an incomplete fix for CVE-2011-2482.
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.
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5 | kernel +12 | 2.6.18-274.17.1.el5 | RHSA-2012:0007 |
Advisories 1
- RHSA-2012:0007 Red Hat Security Advisory: kernel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 28, 2026
References
- http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.29
- https://github.com/torvalds/linux/commit/ae53b5bd77719fed58086c5be60ce4f22bffe1c6
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=ae53b5bd77719fed58086c5be60ce4f22bffe1c6
- [oss-security] 20120305 CVE-2011-4348 kernel: incomplete fix for CVE-2011-2482 mailing-list
- https://bugzilla.redhat.com/show_bug.cgi?id=757143