The journal_unmap_buffer function in fs/jbd2/transaction.c in the Linux kernel before 3.3.1 does not properly handle the _Delay and _Unwritten buffer head states, which allows local users to cause a denial of service (system crash) by leveraging the presence of an ext4 filesystem that was mounted with a journal.
References
Configurations
Configuration 1 (hide)
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History
21 Nov 2024, 01:31
Type | Values Removed | Values Added |
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References | () http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=15291164b22a357cb211b618adfef4fa82fc0de3 - | |
References | () http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html - | |
References | () http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html - | |
References | () http://rhn.redhat.com/errata/RHSA-2012-0571.html - | |
References | () http://rhn.redhat.com/errata/RHSA-2012-0670.html - | |
References | () http://secunia.com/advisories/48898 - | |
References | () http://secunia.com/advisories/48964 - | |
References | () http://www.debian.org/security/2012/dsa-2469 - | |
References | () http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.1 - | |
References | () https://bugzilla.redhat.com/show_bug.cgi?id=749143 - | |
References | () https://github.com/torvalds/linux/commit/15291164b22a357cb211b618adfef4fa82fc0de3 - Patch |
Information
Published : 2012-07-03 16:40
Updated : 2024-11-21 01:31
NVD link : CVE-2011-4086
Mitre link : CVE-2011-4086
CVE.ORG link : CVE-2011-4086
JSON object : View
Products Affected
linux
- linux_kernel
CWE
CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer