CVE-2016-2117

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 6.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-05-02 · updated 2026-06-17
Weakness: CWE-200

Description

The atl2_probe function in drivers/net/ethernet/atheros/atlx/atl2.c in the Linux kernel through 4.5.2 incorrectly enables scatter/gather I/O, which allows remote attackers to obtain sensitive information from kernel memory by reading packet data.

Affected products

Canonical Ubuntu Linux: 12.04, 14.04, 15.10, 16.04
Linux kernel: through 4.5.2
Oracle Vm Server: 3.3, 3.4

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f43bfaeddc79effbf3d0fcb53ca477cca66f3db8
http://rhn.redhat.com/errata/RHSA-2016-2574.html
http://rhn.redhat.com/errata/RHSA-2016-2584.html
http://www.debian.org/security/2016/dsa-3607
http://www.openwall.com/lists/oss-security/2016/03/16/7
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
http://www.securityfocus.com/bid/84500
http://www.ubuntu.com/usn/USN-2989-1
http://www.ubuntu.com/usn/USN-2998-1
http://www.ubuntu.com/usn/USN-3000-1
http://www.ubuntu.com/usn/USN-3001-1

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