CVE-2010-3079
Description
kernel/trace/ftrace.c in the Linux kernel before 2.6.35.5, when debugfs is enabled, does not properly handle interaction between mutex possession and llseek operations, which allows local users to cause a denial of service (NULL pointer dereference and outage of all function tracing files) via an lseek call on a file descriptor associated with the set_ftrace_filter file.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or โ if you've already worked around this in production โ publish your fix to the community-verified tier.
โ Propose a mitigation on Community โ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Linux kernel Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| โ | Affected | 2.6.35.5 |
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| 11 | Affected | โ |
Ubuntu Affected 3 releases
| Version | Status | Fixed in |
|---|---|---|
| 10.10 | Affected | โ |
| 10.04 | Affected | โ |
| 9.10 | Affected | โ |
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9c55cb12c1c172e2d51e85fbb5a4796ca86b77e7
- http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00003.html
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html
- http://secunia.com/advisories/42758
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35.5
- http://www.redhat.com/support/errata/RHSA-2010-0842.html
- http://www.securityfocus.com/bid/43684
- http://www.ubuntu.com/usn/USN-1041-1
- http://www.vupen.com/english/advisories/2011/0070
- http://www.vupen.com/english/advisories/2011/0298
- https://bugzilla.redhat.com/show_bug.cgi?id=631623
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9c55cb12c1c172e2d51e85fbb5a4796ca86b77e7
- http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00003.html
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html
- http://secunia.com/advisories/42758
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35.5
- http://www.redhat.com/support/errata/RHSA-2010-0842.html
- http://www.securityfocus.com/bid/43684
- http://www.ubuntu.com/usn/USN-1041-1
- http://www.vupen.com/english/advisories/2011/0070
- http://www.vupen.com/english/advisories/2011/0298
- https://bugzilla.redhat.com/show_bug.cgi?id=631623
CWEs
CWE-476
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.