CVE-2023-1074

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-03-27 · updated 2026-06-17
Weakness: CWE-401

Description

A memory leak flaw was found in the Linux kernel's Stream Control Transmission Protocol. This issue may occur when a user starts a malicious networking service and someone connects to this service. This could allow a local user to starve resources, causing a denial of service.

Affected products

Linux kernel: all versions

References

http://www.openwall.com/lists/oss-security/2023/11/05/4
https://bugzilla.redhat.com/show_bug.cgi?id=2173430
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=458e279f861d3f61796894cd158b780765a1569f
https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
https://www.openwall.com/lists/oss-security/2023/01/23/1
http://www.openwall.com/lists/oss-security/2023/11/05/4
https://bugzilla.redhat.com/show_bug.cgi?id=2173430
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=458e279f861d3f61796894cd158b780765a1569f
https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
https://www.openwall.com/lists/oss-security/2023/01/23/1

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