CVE-2012-1097
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.35%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.35% probability · 28th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- linux/linux kernel · redhat/enterprise linux · redhat/enterprise mrg · suse/linux enterprise desktop · suse/linux enterprise high availability extension · suse/linux enterprise server
- Source
- secalert@redhat.com
EPSS 0.4% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
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.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.htmlMailing List, Third Party Advisory
- http://rhn.redhat.com/errata/RHSA-2012-0481.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2012-0531.htmlThird Party Advisory
- http://secunia.com/advisories/48842Broken Link
- http://secunia.com/advisories/48898Broken Link
- http://secunia.com/advisories/48964Broken Link
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.10Mailing List, Patch, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2012/03/05/1Mailing List, Patch, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=799209Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/c8e252586f8d5de906385d8cf6385fee289a825ePatch, Third Party Advisory
- 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.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.htmlMailing List, Third Party Advisory
- http://rhn.redhat.com/errata/RHSA-2012-0481.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2012-0531.htmlThird Party Advisory
- http://secunia.com/advisories/48842Broken Link
- http://secunia.com/advisories/48898Broken Link
- http://secunia.com/advisories/48964Broken Link
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.10Mailing List, Patch, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2012/03/05/1Mailing List, Patch, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=799209Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/c8e252586f8d5de906385d8cf6385fee289a825ePatch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.