PRIOn knowledge basePRION:CVE-2012-4565Denial of service
6.5 Medium
AI Score
Confidence
Low
4.7 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:N/I:N/A:C
0.0004 Low
EPSS
Percentile
8.3%
The tcp_illinois_info function in net/ipv4/tcp_illinois.c in the Linux kernel before 3.4.19, when the net.ipv4.tcp_congestion_control illinois setting is enabled, allows local users to cause a denial of service (divide-by-zero error and OOPS) by reading TCP stats.
References
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=8f363b77ee4fbf7c3bbcf5ec2c5ca482d396d664
rhn.redhat.com/errata/RHSA-2012-1580.html
secunia.com/advisories/51409
www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.19
www.openwall.com/lists/oss-security/2012/10/31/5
www.securityfocus.com/bid/56346
www.ubuntu.com/usn/USN-1644-1
www.ubuntu.com/usn/USN-1645-1
www.ubuntu.com/usn/USN-1646-1
www.ubuntu.com/usn/USN-1647-1
www.ubuntu.com/usn/USN-1648-1
www.ubuntu.com/usn/USN-1649-1
www.ubuntu.com/usn/USN-1650-1
www.ubuntu.com/usn/USN-1651-1
www.ubuntu.com/usn/USN-1652-1
bugzilla.redhat.com/show_bug.cgi?id=871848
github.com/torvalds/linux/commit/8f363b77ee4fbf7c3bbcf5ec2c5ca482d396d664
lists.fedoraproject.org/pipermail/package-announce/2012-November/091110.html
Related
6.5 Medium
AI Score
Confidence
Low
4.7 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:N/I:N/A:C
0.0004 Low
EPSS
Percentile
8.3%