CVE-2011-1493

HIGH

Description

Array index error in the rose_parse_national function in net/rose/rose_subr.c in the Linux kernel before 2.6.39 allows remote attackers to cause a denial of service (heap memory corruption) or possibly have unspecified other impact by composing FAC_NATIONAL_DIGIS data that specifies a large number of digipeaters, and then sending this data to a ROSE socket.

References

http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=be20250c13f88375345ad99950190685eda51eb8

http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html

http://www.openwall.com/lists/oss-security/2011/04/05/19

https://bugzilla.redhat.com/show_bug.cgi?id=770777

https://github.com/torvalds/linux/commit/be20250c13f88375345ad99950190685eda51eb8

Details

Source: MITRE

Published: 2012-06-21

Updated: 2015-05-12

Risk Information

CVSS v2.0

Base Score: 7.5

Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P)

Impact Score: 6.4

Exploitability Score: 10

Severity: HIGH