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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | linux | 4.4.2-1 | — |
| Debian 13 | linux | 4.4.2-1 | — |
| Debian 12 | linux | 4.4.2-1 | — |
| Debian 8 | linux | 3.16.7-ckt20-1+deb8u4 | DSA-3503-1 |
| Debian 7 | linux | 3.2.73-2+deb7u3 | DSA-3503-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 6.0 | linux-2.6 | 2.6.32-48squeeze20 | DLA-439-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | linux | 3.13.0-85.129 | USN-2946-1 |
| Ubuntu 14.04 LTS | linux-lts-utopic | 3.16.0-69.89~14.04.1 | USN-2948-1 |
| Ubuntu 14.04 LTS | linux-lts-vivid | 3.19.0-58.64~14.04.1 | USN-2949-1 |
| Ubuntu 14.04 LTS | linux-lts-wily | 4.2.0-35.40~14.04.1 | USN-2947-2 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | kernel-rt +10 | 3.10.0-514.rt56.420.el7 | RHSA-2016:2584 |
| RHEL 7 | perf +18 | 3.10.0-514.el7 | RHSA-2016:2574 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP1 | kernel-docs | 3.12.57-60.35.3 | SUSE-SU-2016:1019-1 |
| SLES 12 SP1 | kernel-xen +4 | 3.12.57-60.35.1 | SUSE-SU-2016:1019-1 |
| SLES 12 | kernel-docs +1 | 3.12.55-52.42.2 | SUSE-SU-2016:0785-1 |
| SLES 12 | kernel-ec2 +4 | 3.12.55-52.42.1 | SUSE-SU-2016:1019-1, SUSE-SU-2016:0785-1 |
| SLES 11 SP4 | kernel-docs | 3.0.101-71.2 | SUSE-SU-2016:0911-1 |
| SLES 11 SP4 | kernel-ec2 +7 | 3.0.101-71.1 | SUSE-SU-2016:0911-1 |
| SLES 11 SP3 | kernel-ec2 +7 | 3.0.101-0.47.79.1 | SUSE-SU-2016:1203-1 |
| SLES 11 SP2 | kernel-ec2 +6 | 3.0.101-0.7.40.1 | SUSE-SU-2016:2074-1 |
Show 9 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP1 | kernel-xen +3 | 3.12.57-60.35.1 | SUSE-SU-2016:1019-1 |
| SLES for SAP 12 | kernel-xen +3 | 3.12.55-52.42.1 | SUSE-SU-2016:0785-1 |
| SLES for SAP 11 SP4 | kernel-ec2 +7 | 3.0.101-71.1 | SUSE-SU-2016:0911-1 |
| SLE Real Time 12 SP1 | kernel-rt +5 | 3.12.58-14.1 | SUSE-SU-2016:1764-1 |
| SLE Real Time 11 SP4 | kernel-rt +3 | 3.0.101.rt130-51.1 | SUSE-SU-2016:1102-1 |
| SLE Live Patching 12 | kgraft-patch-SLE12-SP1_Update_0 | 4-11.2 | SUSE-SU-2016:1031-1 |
| SLE Live Patching 12 | kgraft-patch-SLE12-SP1_Update_3 | 2-2.1 | SUSE-SU-2016:1033-1 |
| SLE Live Patching 12 | kgraft-patch-SLE12-SP1_Update_4 | 1-2.3 | SUSE-SU-2016:1019-1 |
| SLE Live Patching 12 | kgraft-patch-SLE12_Update_11 +1 | 3-2.1 | SUSE-SU-2016:1035-1, SUSE-SU-2016:1034-1 |
| SLE Live Patching 12 | kgraft-patch-SLE12_Update_12 | 1-2.1 | SUSE-SU-2016:0785-1 |
| SLE Live Patching 12 | kgraft-patch-SLE12_Update_4 +1 | 6-2.1 | SUSE-SU-2016:1046-1, SUSE-SU-2016:1040-1 |
| SLE Live Patching 12 | kgraft-patch-SLE12_Update_6 +1 | 5-2.1 | SUSE-SU-2016:1038-1, SUSE-SU-2016:1037-1 |
| SLE Live Patching 12 | kgraft-patch-SLE12_Update_8 +3 | 4-2.1 | SUSE-SU-2016:1045-1, SUSE-SU-2016:1041-1, SUSE-SU-2016:1039-1 |
| SUSE OpenStack Cloud 5 | kernel-ec2 +6 | 3.0.101-0.47.79.1 | SUSE-SU-2016:1203-1 |
| SUSE Manager Proxy 2.1 | kernel-ec2 +6 | 3.0.101-0.47.79.1 | SUSE-SU-2016:1203-1 |
| SUSE Manager 2.1 | kernel-ec2 +6 | 3.0.101-0.47.79.1 | SUSE-SU-2016:1203-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | perf +11 | 3.10.0-514.el7 | ELSA-2016-2574 |
Advisories 28
- RHSA-2016:2584 Red Hat Security Advisory: kernel-rt security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2016:2574 Red Hat Security Advisory: kernel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- USN-2946-1 linux vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DLA-439-1 linux-2.6 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3503-1 linux - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-2947-2 linux-lts-wily vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- USN-2948-1 linux-lts-utopic vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- USN-2949-1 linux-lts-vivid vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- SUSE-SU-2016:1040-1 Security update for Linux Kernel Live Patch 4 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:1041-1 Security update for Linux Kernel Live Patch 8 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:1034-1 Security update for Linux Kernel Live Patch 11 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:1764-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:1045-1 Security update for Linux Kernel Live Patch 10 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:0911-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:1039-1 Security update for Linux Kernel Live Patch 9 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:1033-1 Security update for Linux Kernel Live Patch 3 for SP 1 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:1031-1 Security update for Linux Kernel Live Patch 0 for SP 1 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:2074-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:1035-1 Security update for Linux Kernel Live Patch 2 for SP 1 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:1032-1 Security update for Linux Kernel Live Patch 1 for SP 1 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:1038-1 Security update for Linux Kernel Live Patch 6 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:1203-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:1102-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:1046-1 Security update for Linux Kernel Live Patch 5 SUSE / openSUSE Security Updates · May 2, 2025
- SUSE-SU-2016:1037-1 Security update for Linux Kernel Live Patch 7 SUSE / openSUSE Security Updates · May 2, 2025
- SUSE-SU-2016:1019-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · May 2, 2025
- SUSE-SU-2016:0785-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · May 2, 2025
- ELSA-2016-2574 Important: kernel security, bug fix, and enhancement update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Nov 9, 2016
References
- USN-2967-1 vendor-advisory
- SUSE-SU-2016:1038 vendor-advisory
- USN-2949-1 vendor-advisory
- 83218 vdb-entry
- SUSE-SU-2016:1033 vendor-advisory
- DSA-3503 vendor-advisory
- SUSE-SU-2016:1034 vendor-advisory
- USN-2947-3 vendor-advisory
- USN-2967-2 vendor-advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=67f1aee6f45059fd6b0f5b0ecb2c97ad0451f6b3
- RHSA-2016:2584 vendor-advisory
- SUSE-SU-2016:1035 vendor-advisory
- RHSA-2016:2574 vendor-advisory
- SUSE-SU-2016:1764 vendor-advisory
- USN-2947-2 vendor-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1303532
- SUSE-SU-2016:1031 vendor-advisory
- USN-2947-1 vendor-advisory
- SUSE-SU-2016:1102 vendor-advisory
- [oss-security] 20160211 Linux kernel: Flaw in CXGB3 driver. mailing-list
- SUSE-SU-2016:1019 vendor-advisory
- SUSE-SU-2016:1037 vendor-advisory
- SUSE-SU-2016:1045 vendor-advisory
- USN-2946-2 vendor-advisory
- SUSE-SU-2016:1032 vendor-advisory
- SUSE-SU-2016:1039 vendor-advisory
- SUSE-SU-2016:2074 vendor-advisory
- SUSE-SU-2016:1041 vendor-advisory
- SUSE-SU-2016:1046 vendor-advisory
- https://github.com/torvalds/linux/commit/67f1aee6f45059fd6b0f5b0ecb2c97ad0451f6b3
- USN-2948-1 vendor-advisory
- USN-2946-1 vendor-advisory
- openSUSE-SU-2016:1008 vendor-advisory
- USN-2948-2 vendor-advisory
- SUSE-SU-2016:1040 vendor-advisory
- SUSE-SU-2016:0911 vendor-advisory