VulnerabilityModified
CVE-2011-2479
The Linux kernel before 2.6.39 does not properly create transparent huge pages in response to a MAP_PRIVATE mmap system call on /dev/zero, which allows local users to cause a denial of service (system crash) via a crafted application.
MEDIUM 5.5EPSS 0.51%
Does this matter?
Lower severity and a low EPSS score (0.51%). Track it; it rarely justifies an emergency change on its own.
Description
The Linux kernel before 2.6.39 does not properly create transparent huge pages in response to a MAP_PRIVATE mmap system call on /dev/zero, which allows local users to cause a denial of service (system crash) via a crafted application.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.51% probability · 42th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-399
- Affected
- linux/linux kernel
- Source
- secalert@redhat.com
References
- http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39Third Party Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=78f11a255749d09025f54d4e2df4fbcb031530e2
- http://www.openwall.com/lists/oss-security/2011/06/20/14Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=714761Issue Tracking, Third Party Advisory
- https://github.com/torvalds/linux/commit/78f11a255749d09025f54d4e2df4fbcb031530e2Exploit, Patch, Third Party Advisory
- http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39Third Party Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=78f11a255749d09025f54d4e2df4fbcb031530e2
- http://www.openwall.com/lists/oss-security/2011/06/20/14Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=714761Issue Tracking, Third Party Advisory
- https://github.com/torvalds/linux/commit/78f11a255749d09025f54d4e2df4fbcb031530e2Exploit, Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.