What’s Vulnerable › Vulnerabilities

CVE-2015-8812

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 14.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-04-27 · updated 2026-06-17

Description

drivers/infiniband/hw/cxgb3/iwch_cm.c in the Linux kernel before 4.5 does not properly identify error conditions, which allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free) via crafted packets.

Affected products

• Canonical Ubuntu Linux: 12.04, 14.04, 15.10
• Linux kernel: before 3.2.78; from 3.3 before 3.10.99; from 3.11 before 3.12.56; from 3.13 before 3.14.63; from 3.15 before 3.16.35; from 3.17 before 3.18.31 — fixed in 3.10.99, 3.12.56, 3.14.63, 3.16.35, 3.18.31, 3.2.78
• Novell Suse Linux Enterprise Real Time Extension: 12-sp1

How to fix

Upgrade to a fixed version: Linux kernel 3.10.99, 3.12.56, 3.14.63, 3.16.35. Check the vendor advisory for mitigations.

References

• http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=67f1aee6f45059fd6b0f5b0ecb2c97ad0451f6b3
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html
• http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00015.html
• http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00019.html
• http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00025.html
• http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00026.html
• http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00027.html
• http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00028.html
• http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00029.html
• http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00030.html
• http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00031.html
• http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00032.html

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