CVE-2011-1474 — MEDIUM (5.5)

Vulnerability Description

A locally locally exploitable DOS vulnerability was found in pax-linux versions 2.6.32.33-test79.patch, 2.6.38-test3.patch, and 2.6.37.4-test14.patch. A bad bounds check in arch_get_unmapped_area_topdown triggered by programs doing an mmap after a MAP_GROWSDOWN mmap will create an infinite loop condition without releasing the VM semaphore eventually leading to a system crash.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Linux	Linux Kernel	2.6.32.33

Related Weaknesses (CWE)

CWE-835 CWE-400

References

http://seclists.org/oss-sec/2011/q1/579Mailing ListThird Party Advisory
https://security-tracker.debian.org/tracker/CVE-2011-1474Third Party Advisory
http://seclists.org/oss-sec/2011/q1/579Mailing ListThird Party Advisory
https://security-tracker.debian.org/tracker/CVE-2011-1474Third Party Advisory

FAQ

What is CVE-2011-1474?

CVE-2011-1474 is a vulnerability with a CVSS score of 5.5 (MEDIUM). A locally locally exploitable DOS vulnerability was found in pax-linux versions 2.6.32.33-test79.patch, 2.6.38-test3.patch, and 2.6.37.4-test14.patch. A bad bounds check in arch_get_unmapped_area_topd...

How severe is CVE-2011-1474?

CVE-2011-1474 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2011-1474?

Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.