CVE-2011-4594

MEDIUM

Description

The __sys_sendmsg function in net/socket.c in the Linux kernel before 3.1 allows local users to cause a denial of service (system crash) via crafted use of the sendmmsg system call, leading to an incorrect pointer dereference.

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bc909d9ddbf7778371e36a651d6e4194b1cc7d4c

http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1

http://www.openwall.com/lists/oss-security/2011/12/08/4

https://bugzilla.redhat.com/show_bug.cgi?id=761646

https://github.com/torvalds/linux/commit/bc909d9ddbf7778371e36a651d6e4194b1cc7d4c

Details

Source: MITRE

Published: 2012-05-17

Updated: 2020-07-29

Type: CWE-476

Risk Information

CVSS v2.0

Base Score: 4.9

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

Impact Score: 6.9

Exploitability Score: 3.9

Severity: MEDIUM

CVSS v3.0

Base Score: 5.5

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

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM