CVE-2011-2479
Last modified
CVE-2011-2479 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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.. EPSS estimates a 0.51% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 2.6.39 |
References
- http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39Third Party Advisory
- 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://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
Timeline
- Published
- Last Modified
- Status
- Modified
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- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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