CVE-2012-1097
HIGH severity · CVSS 7.8 · CWE-476
7.8CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- 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.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2012-0481.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2012-0531.htmlAdvisory
- http://secunia.com/advisories/48842
- http://secunia.com/advisories/48898
- http://secunia.com/advisories/48964