CVE-2015-3331
Kernel: crypto: buffer overruns in RFC4106 implementation using AESNI
Severity
ImportantRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · March 12, 2015
Updated · November 2, 2026
Description
A buffer overflow flaw was found in the way the Linux kernel's Intel AES-NI instructions optimized version of the RFC4106 GCM mode decryption functionality handled fragmented packets. A remote attacker could use this flaw to crash, or potentially escalate their privileges on, a system over a connection with an active AES-GCM mode IPSec security association.
Statement
This issue does not affect the version of the kernel package as shipped with Red Hat Enterprise Linux 5.
This issue affects the versions of Linux kernel as shipped with Red Hat Enterprise Linux 6, 7 and Red Hat Enterprise MRG 2. Future kernel updates for Red Hat Enterprise Linux 6 may address this issue.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 2.0 · 7.1AV:N/AC:H/Au:S/C:C/I:C/A:C
CWE-120 · Buffer Copy without Checking Size of Input