PT-2011-4553 · Linux+1 · Linux Kernel+1

Zheng Liu · Published 2011-10-28 · Updated 2023-02-13 · CVE-2011-3638

Positive Technologies (AI Summary)

CVSS v2.0

4.0

Medium

Base vector

AV:L/AC:H/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 3.0

Description The issue allows local users to cause a denial of service, resulting in a system crash. This can be achieved through vectors involving ext4 umount and mount operations, specifically when extent splitting occurs without marking the modified extent as dirty.

Recommendations For versions prior to 3.0, update to version 3.0 or later to resolve the issue.

Fix

Related Identifiers

CVE-2011-3638

RHSA-2011:1530

RHSA-2011_1530

RHSA-2012:0107

RHSA-2012:0116

RHSA-2012:0517

RHSA-2012_0107

USN-1294-1

USN-1299-1

USN-1311-1

Affected Products

Linux Kernel

Red Hat

References · 14

• https://github.com/torvalds/linux/commit/667eff35a1f56fa74ce98a0c7c29a40adc1ba4e3 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2011-3638 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2011-1530.html · Vendor Advisory
• https://ubuntu.com/security/CVE-2011-3638 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-1299-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2011-3638 · Security Note
• https://ubuntu.com/security/notices/USN-1311-1 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-1294-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2011-3638 · Security Note
• https://linux.oracle.com/errata/ELSA-2011-2037.html · Vendor Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=747942 · Note
• http://ftp.osuosl.org/pub/linux/kernel/v3.0/ChangeLog-3.0 · Note
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=667eff35a1f56fa74ce98a0c7c29a40adc1ba4e3 · Note
• http://openwall.com/lists/oss-security/2011/10/24/2 · Note