Veracode Vulnerability DatabaseVERACODE:24817Denial Of Service (DoS)
4 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
HIGH
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:H/Au:N/C:N/I:N/A:C
kernel is vulnerable to denial of service (DoS). The vulnerability exists as the Linux kernel in the way splitting two extents in ext4_ext_convert_to_initialized() worked. A local, unprivileged user with access to mount and unmount ext4 file systems could use this flaw to cause a denial of service.
References
ftp.osuosl.org/pub/linux/kernel/v3.0/ChangeLog-3.0
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=667eff35a1f56fa74ce98a0c7c29a40adc1ba4e3
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=667eff35a1f56fa74ce98a0c7c29a40adc1ba4e3
www.openwall.com/lists/oss-security/2011/10/24/2
access.redhat.com/errata/RHSA-2011:1530
access.redhat.com/security/updates/classification/#moderate
bugzilla.redhat.com/show_bug.cgi?id=747942
docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/6/html-single/6.2_Release_Notes/index.html
docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/6/html/6.2_Technical_Notes/kernel.html#RHBA-2011-1530
github.com/torvalds/linux/commit/667eff35a1f56fa74ce98a0c7c29a40adc1ba4e3
Related
4 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
HIGH
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:H/Au:N/C:N/I:N/A:C