CVE-2012-1097
Description
The regset (aka register set) feature in the Linux kernel before 3.2.10 does not properly handle the absence of .get and .set methods, which allows local users to cause a denial of service (NULL pointer dereference) or possibly have unspecified other impact via a (1) PTRACE_GETREGSET or (2) PTRACE_SETREGSET ptrace call.
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 | 3.0.24 |
Red Hat Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| 4.0 | Affected | โ |
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| 11 | Affected | โ |
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c8e252586f8d5de906385d8cf6385fee289a825e
- http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html
- http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html
- http://rhn.redhat.com/errata/RHSA-2012-0481.html
- http://rhn.redhat.com/errata/RHSA-2012-0531.html
- http://secunia.com/advisories/48842
- http://secunia.com/advisories/48898
- http://secunia.com/advisories/48964
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.10
- http://www.openwall.com/lists/oss-security/2012/03/05/1
- https://bugzilla.redhat.com/show_bug.cgi?id=799209
- https://github.com/torvalds/linux/commit/c8e252586f8d5de906385d8cf6385fee289a825e
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c8e252586f8d5de906385d8cf6385fee289a825e
- http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html
- http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html
- http://rhn.redhat.com/errata/RHSA-2012-0481.html
- http://rhn.redhat.com/errata/RHSA-2012-0531.html
- http://secunia.com/advisories/48842
- http://secunia.com/advisories/48898
- http://secunia.com/advisories/48964
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.10
- http://www.openwall.com/lists/oss-security/2012/03/05/1
- https://bugzilla.redhat.com/show_bug.cgi?id=799209
- https://github.com/torvalds/linux/commit/c8e252586f8d5de906385d8cf6385fee289a825e
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.