CVE-2022-50865
highpriority · track · 0EPSS 0.005 · 44 %ileDEEURUEPSS · scored 2026-10-27
In the Linux kernel, the following vulnerability has been resolved: tcp: fix a signed-integer-overflow bug in tcp_add_backlog() The type of sk_rcvbuf and sk_sndbuf in struct sock is int, and in tcp_add_backlog(), the variable limit is caculated by adding sk_rcvbuf, sk_sndbuf and 64 * 1024, it may exceed the max value of int and overflow. This patch reduces the limit budget by halving the sndbuf to solve this issue since ACK packets are much smaller than the payload.
remediations
Vendor fix, mitigation, or workaround guidance, as published by each source.
A vendor fix is available.
- Fixedbpftool-0:4.18.0-553.100.1.el8_10.x86_64 as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-0:4.18.0-553.100.1.el8_10.x86_64 as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-abi-stablelists-0:4.18.0-553.100.1.el8_10.noarch as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-core-0:4.18.0-553.100.1.el8_10.x86_64 as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-cross-headers-0:4.18.0-553.100.1.el8_10.x86_64 as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-debug-0:4.18.0-553.100.1.el8_10.x86_64 as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-debug-core-0:4.18.0-553.100.1.el8_10.x86_64 as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-debug-devel-0:4.18.0-553.100.1.el8_10.x86_64 as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-debug-modules-0:4.18.0-553.100.1.el8_10.x86_64 as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-debug-modules-extra-0:4.18.0-553.100.1.el8_10.x86_64 as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-devel-0:4.18.0-553.100.1.el8_10.x86_64 as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-doc-0:4.18.0-553.100.1.el8_10.noarch as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-headers-0:4.18.0-553.100.1.el8_10.x86_64 as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-modules-0:4.18.0-553.100.1.el8_10.x86_64 as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-modules-extra-0:4.18.0-553.100.1.el8_10.x86_64 as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-tools-0:4.18.0-553.100.1.el8_10.x86_64 as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-tools-libs-0:4.18.0-553.100.1.el8_10.x86_64 as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-tools-libs-devel-0:4.18.0-553.100.1.el8_10.x86_64 as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedperf-0:4.18.0-553.100.1.el8_10.x86_64 as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedpython3-perf-0:4.18.0-553.100.1.el8_10.x86_64 as component of SUSE Liberty Linux 8suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedcluster-md-kmp-default-0:4.12.14-122.293.1.aarch64 as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedcluster-md-kmp-default-0:4.12.14-122.293.1.ppc64le as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedcluster-md-kmp-default-0:4.12.14-122.293.1.s390x as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedcluster-md-kmp-default-0:4.12.14-122.293.1.x86_64 as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedcluster-md-kmp-default-0:4.12.14-122.293.1.x86_64 as component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixeddlm-kmp-default-0:4.12.14-122.293.1.aarch64 as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixeddlm-kmp-default-0:4.12.14-122.293.1.ppc64le as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixeddlm-kmp-default-0:4.12.14-122.293.1.s390x as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixeddlm-kmp-default-0:4.12.14-122.293.1.x86_64 as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixeddlm-kmp-default-0:4.12.14-122.293.1.x86_64 as component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedgfs2-kmp-default-0:4.12.14-122.293.1.aarch64 as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedgfs2-kmp-default-0:4.12.14-122.293.1.ppc64le as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedgfs2-kmp-default-0:4.12.14-122.293.1.s390x as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedgfs2-kmp-default-0:4.12.14-122.293.1.x86_64 as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedgfs2-kmp-default-0:4.12.14-122.293.1.x86_64 as component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-0:4.12.14-122.293.1.aarch64 as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-0:4.12.14-122.293.1.ppc64le as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-0:4.12.14-122.293.1.s390x as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-0:4.12.14-122.293.1.x86_64 as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-0:4.12.14-122.293.1.x86_64 as component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-base-0:4.12.14-122.293.1.aarch64 as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-base-0:4.12.14-122.293.1.ppc64le as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-base-0:4.12.14-122.293.1.s390x as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-base-0:4.12.14-122.293.1.x86_64 as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-base-0:4.12.14-122.293.1.x86_64 as component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-devel-0:4.12.14-122.293.1.aarch64 as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-devel-0:4.12.14-122.293.1.ppc64le as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-devel-0:4.12.14-122.293.1.s390x as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-devel-0:4.12.14-122.293.1.x86_64 as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-devel-0:4.12.14-122.293.1.x86_64 as component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-kgraft-0:4.12.14-122.293.1.ppc64le as component of SUSE Linux Enterprise Live Patching 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-kgraft-0:4.12.14-122.293.1.s390x as component of SUSE Linux Enterprise Live Patching 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-kgraft-0:4.12.14-122.293.1.x86_64 as component of SUSE Linux Enterprise Live Patching 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-kgraft-devel-0:4.12.14-122.293.1.ppc64le as component of SUSE Linux Enterprise Live Patching 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-kgraft-devel-0:4.12.14-122.293.1.s390x as component of SUSE Linux Enterprise Live Patching 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-kgraft-devel-0:4.12.14-122.293.1.x86_64 as component of SUSE Linux Enterprise Live Patching 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-default-man-0:4.12.14-122.293.1.s390x as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-devel-0:4.12.14-122.293.1.noarch as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-devel-0:4.12.14-122.293.1.noarch as component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-macros-0:4.12.14-122.293.1.noarch as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-macros-0:4.12.14-122.293.1.noarch as component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-source-0:4.12.14-122.293.1.noarch as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-source-0:4.12.14-122.293.1.noarch as component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-syms-0:4.12.14-122.293.1.aarch64 as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-syms-0:4.12.14-122.293.1.ppc64le as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-syms-0:4.12.14-122.293.1.s390x as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-syms-0:4.12.14-122.293.1.x86_64 as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkernel-syms-0:4.12.14-122.293.1.x86_64 as component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkgraft-patch-4_12_14-122_293-default-0:1-8.3.1.ppc64le as component of SUSE Linux Enterprise Live Patching 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkgraft-patch-4_12_14-122_293-default-0:1-8.3.1.s390x as component of SUSE Linux Enterprise Live Patching 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedkgraft-patch-4_12_14-122_293-default-0:1-8.3.1.x86_64 as component of SUSE Linux Enterprise Live Patching 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedocfs2-kmp-default-0:4.12.14-122.293.1.aarch64 as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedocfs2-kmp-default-0:4.12.14-122.293.1.ppc64le as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedocfs2-kmp-default-0:4.12.14-122.293.1.s390x as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedocfs2-kmp-default-0:4.12.14-122.293.1.x86_64 as component of SUSE Linux Enterprise Server 12 SP5-LTSSsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Fixedocfs2-kmp-default-0:4.12.14-122.293.1.x86_64 as component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5suse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.5–7.5
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (41)
Products and version ranges known to be affected.
- IBM DataPower Gateway 10.5.0.0-10.5.0.20all versionscert_bundDEcpe:/a:ibm:datapower_gateway:10.5.0.0_-_10.5.0.20
- IBM DataPower Gateway 10.6.0.0-10.6.0.8all versionscert_bundDEcpe:/a:ibm:datapower_gateway:10.6.0.0_-_10.6.0.8
- IBM Power Hardware Management Consoleall versionscert_bundDEcpe:/a:ibm:hardware_management_console:-
advisories (4)
Vendor and ecosystem advisories describing this.
- RHSA-2026:1662security update for kernel2026-02-02csaf · suse_csafDE
security update for kernel
- SUSE-SU-2026:0473-1Security update for the Linux Kernel2026-02-12csaf · suse_csafDE
Security update for the Linux Kernel
- WID-SEC-W-2025-2941Linux Kernel: Mehrere Schwachstellen ermöglichen Denial of ServiceDeutsch2025-12-30csaf · cert_bundDE
Ein Angreifer kann diese Schwachstellen ausnutzen, um nicht näher spezifizierte Angriffe durchzuführen, die möglicherweise zu Denial‑of‑Service, Speicherbeschädigung oder weiteren nicht definierten Auswirkungen führen.
- WID-SEC-W-2026-0783IBM QRadar SIEM: Mehrere SchwachstellenDeutsch2026-03-18csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in IBM QRadar SIEM ausnutzen, um beliebigen Programmcode auszuführen, um Informationen offenzulegen, um einen Denial of Service Angriff durchzuführen, um einen Cross-Site Scripting Angriff durchzuführen, und um Dateien zu manipulieren.
also known as (7)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (17)
External citations — patches, advisories, analysis.
- https://git.kernel.org/stable/c/28addf029417d53b1df062b4c87feb7bc033cb5fcnnvd
- https://git.kernel.org/stable/c/4f23cb2be530785db284a685d1b1c30224d8a538cnnvd
- https://git.kernel.org/stable/c/9d04b4d0feee12bce6bfe37f30d8e953d3c30368cnnvd
- https://git.kernel.org/stable/c/a85d39f14aa8a71e29cfb5eb5de02878a8779898cnnvd
- https://git.kernel.org/stable/c/ec791d8149ff60c40ad2074af3b92a39c916a03fcnnvd
- https://vigilance.fr/vulnerability/Linux-kernel-multiple-vulnerabilities-dated-30-12-2025-49211cnnvd
- https://www.kernel.org/Patchcnnvd
- https://git.kernel.org/stable/c/28addf029417d53b1df062b4c87feb7bc033cb5fenisa_euvd
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