CVE-2022-50865

linux: In the Linux kernel, the following vulnerability has been resolved: tcp: fix a signed-integer-overflow bug in tcp_ad...

CVE-2022-50865 is fixed in 65 products on 1 platform, first by RHSA-2023:6583, released November 7, 2023. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.8
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0053
44th percentile

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.

Where it's fixed

ProductFixed inFixReleased
Linux
bpftool · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
bpftool · RHEL 9 0:7.2.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
bpftool · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
bpftool · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
kernel · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
kernel · rocky 8 0:4.18.0-553.100.1.el8_10 RLSA-2026:1662 Feb 11, 2026
kernel-64k · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-64k-core · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-64k-debug · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-64k-debug-core · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-64k-debug-devel · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-64k-debug-devel-matched · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-64k-debug-modules · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-64k-debug-modules-core · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-64k-debug-modules-extra · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-64k-devel · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-64k-devel-matched · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-64k-modules · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-64k-modules-core · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-64k-modules-extra · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-abi-stablelists · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel-abi-stablelists · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-abi-stablelists · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-abi-stablelists · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
kernel-core · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel-core · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-core · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-core · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
kernel-cross-headers · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-cross-headers · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
kernel-debug · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel-debug · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-debug · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-debug · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
kernel-debug-core · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel-debug-core · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-debug-core · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-debug-core · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
kernel-debug-devel · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel-debug-devel · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-debug-devel · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-debug-devel · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
kernel-debug-devel-matched · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-debug-modules · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel-debug-modules · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-debug-modules · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-debug-modules · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
kernel-debug-modules-core · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-debug-modules-extra · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel-debug-modules-extra · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-debug-modules-extra · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-debug-modules-extra · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
kernel-debug-uki-virt · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-devel · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel-devel · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-devel · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-devel · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
kernel-devel-matched · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-doc · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel-doc · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-doc · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-doc · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
kernel-headers · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-headers · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
kernel-modules · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel-modules · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-modules · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-modules · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
kernel-modules-core · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-modules-extra · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel-modules-extra · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-modules-extra · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-modules-extra · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
kernel-rt · RHEL 8 0:4.18.0-553.100.1.rt7.441.el8_10 RHSA-2026:1661 Feb 2, 2026
kernel-rt · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-rt · almalinux 8 4.18.0-553.100.1.rt7.441.el8_10 ALSA-2026:1661 Feb 2, 2026
kernel-rt · rocky 8 0:4.18.0-553.100.1.rt7.441.el8_10 RLSA-2026:1661 Feb 11, 2026
kernel-rt-core · RHEL 8 0:4.18.0-553.100.1.rt7.441.el8_10 RHSA-2026:1661 Feb 2, 2026
kernel-rt-core · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-rt-core · almalinux 8 4.18.0-553.100.1.rt7.441.el8_10 ALSA-2026:1661 Feb 2, 2026
kernel-rt-debug · RHEL 8 0:4.18.0-553.100.1.rt7.441.el8_10 RHSA-2026:1661 Feb 2, 2026
kernel-rt-debug · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-rt-debug · almalinux 8 4.18.0-553.100.1.rt7.441.el8_10 ALSA-2026:1661 Feb 2, 2026
kernel-rt-debug-core · RHEL 8 0:4.18.0-553.100.1.rt7.441.el8_10 RHSA-2026:1661 Feb 2, 2026
kernel-rt-debug-core · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-rt-debug-core · almalinux 8 4.18.0-553.100.1.rt7.441.el8_10 ALSA-2026:1661 Feb 2, 2026
kernel-rt-debug-devel · RHEL 8 0:4.18.0-553.100.1.rt7.441.el8_10 RHSA-2026:1661 Feb 2, 2026
kernel-rt-debug-devel · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-rt-debug-devel · almalinux 8 4.18.0-553.100.1.rt7.441.el8_10 ALSA-2026:1661 Feb 2, 2026
kernel-rt-debug-kvm · RHEL 8 0:4.18.0-553.100.1.rt7.441.el8_10 RHSA-2026:1661 Feb 2, 2026
kernel-rt-debug-kvm · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-rt-debug-modules · RHEL 8 0:4.18.0-553.100.1.rt7.441.el8_10 RHSA-2026:1661 Feb 2, 2026
kernel-rt-debug-modules · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-rt-debug-modules · almalinux 8 4.18.0-553.100.1.rt7.441.el8_10 ALSA-2026:1661 Feb 2, 2026
kernel-rt-debug-modules-core · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-rt-debug-modules-extra · RHEL 8 0:4.18.0-553.100.1.rt7.441.el8_10 RHSA-2026:1661 Feb 2, 2026
kernel-rt-debug-modules-extra · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-rt-debug-modules-extra · almalinux 8 4.18.0-553.100.1.rt7.441.el8_10 ALSA-2026:1661 Feb 2, 2026
kernel-rt-devel · RHEL 8 0:4.18.0-553.100.1.rt7.441.el8_10 RHSA-2026:1661 Feb 2, 2026
kernel-rt-devel · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-rt-devel · almalinux 8 4.18.0-553.100.1.rt7.441.el8_10 ALSA-2026:1661 Feb 2, 2026
kernel-rt-kvm · RHEL 8 0:4.18.0-553.100.1.rt7.441.el8_10 RHSA-2026:1661 Feb 2, 2026
kernel-rt-kvm · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-rt-modules · RHEL 8 0:4.18.0-553.100.1.rt7.441.el8_10 RHSA-2026:1661 Feb 2, 2026
kernel-rt-modules · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-rt-modules · almalinux 8 4.18.0-553.100.1.rt7.441.el8_10 ALSA-2026:1661 Feb 2, 2026
kernel-rt-modules-core · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-rt-modules-extra · RHEL 8 0:4.18.0-553.100.1.rt7.441.el8_10 RHSA-2026:1661 Feb 2, 2026
kernel-rt-modules-extra · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-rt-modules-extra · almalinux 8 4.18.0-553.100.1.rt7.441.el8_10 ALSA-2026:1661 Feb 2, 2026
kernel-tools · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel-tools · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-tools · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-tools · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
kernel-tools-libs · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel-tools-libs · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-tools-libs · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-tools-libs · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
kernel-tools-libs-devel · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel-tools-libs-devel · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-tools-libs-devel · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-tools-libs-devel · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
kernel-uki-virt · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-zfcpdump · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel-zfcpdump · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-zfcpdump · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-zfcpdump-core · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel-zfcpdump-core · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-zfcpdump-core · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-zfcpdump-devel · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel-zfcpdump-devel · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-zfcpdump-devel · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-zfcpdump-devel-matched · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-zfcpdump-modules · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel-zfcpdump-modules · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-zfcpdump-modules · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
kernel-zfcpdump-modules-core · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-zfcpdump-modules-extra · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
kernel-zfcpdump-modules-extra · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
kernel-zfcpdump-modules-extra · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
libperf · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
linux · Debian 12.15 (bookworm) 6.0.7-1 DEBIAN-CVE-2022-50865 Dec 30, 2025
linux · Debian 13.5 (trixie) 6.0.7-1 DEBIAN-CVE-2022-50865 Dec 30, 2025
linux · Debian 14 6.0.7-1 DEBIAN-CVE-2022-50865 Dec 30, 2025
perf · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
perf · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
perf · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
perf · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
python3-perf · RHEL 8 0:4.18.0-553.100.1.el8_10 RHSA-2026:1662 Feb 2, 2026
python3-perf · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
python3-perf · almalinux 8 4.18.0-553.100.1.el8_10 ALSA-2026:1662 Feb 2, 2026
python3-perf · ol 8 0:4.18.0-553.100.1.el8_10 ELSA-2026-1662 Feb 2, 2026
rtla · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023
rv · RHEL 9 0:5.14.0-362.8.1.el9_3 RHSA-2023:6583 Nov 7, 2023

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