CVE-2012-2133
Use-after-free vulnerability in the Linux kernel before 3.3.6, when huge pages are enabled, allows local users to cause a denial of service (system crash) or possibly gain privileges by interacting with a hugetlbfs filesystem, as demonstrated by a…
Does this matter?
Lower severity and a low EPSS score (0.34%). Track it; it rarely justifies an emergency change on its own.
Description
Use-after-free vulnerability in the Linux kernel before 3.3.6, when huge pages are enabled, allows local users to cause a denial of service (system crash) or possibly gain privileges by interacting with a hugetlbfs filesystem, as demonstrated by a umount operation that triggers improper handling of quota data.
- CVSS 2.0
- 4.0 MEDIUMAV:L/AC:H/Au:N/C:N/I:N/A:C
- EPSS
- 0.34% probability · 28th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-399
- Affected
- linux/linux kernel
- Source
- secalert@redhat.com
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=90481622d75715bfcb68501280a917dbfe516029
- http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html
- http://www.debian.org/security/2012/dsa-2469
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.6
- http://www.openwall.com/lists/oss-security/2012/04/24/12
- http://www.securityfocus.com/bid/53233
- https://bugzilla.redhat.com/show_bug.cgi?id=817430
- https://exchange.xforce.ibmcloud.com/vulnerabilities/75168
- https://github.com/torvalds/linux/commit/90481622d75715bfcb68501280a917dbfe516029
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=90481622d75715bfcb68501280a917dbfe516029
- http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html
- http://www.debian.org/security/2012/dsa-2469
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.6
- http://www.openwall.com/lists/oss-security/2012/04/24/12
- http://www.securityfocus.com/bid/53233
- https://bugzilla.redhat.com/show_bug.cgi?id=817430
- https://exchange.xforce.ibmcloud.com/vulnerabilities/75168
- https://github.com/torvalds/linux/commit/90481622d75715bfcb68501280a917dbfe516029
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.