A memory overflow vulnerability was found in the Linux kernel’s ipc functionality of the memcg subsystem, in the way a user calls the semget function multiple times, creating semaphores. This flaw allows a local user to starve the resources, causing a denial of service. The highest threat from this vulnerability is to system availability.
Fix
Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.
Change history 1
- First seenCVSS 5.5 · linux, debianNVD modified 2026-10-14 10:17
Affected (CPE criteria) 2
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
References 9
- https://access.redhat.com/security/cve/CVE-2021-3759 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1999675 Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html Mailing List, Third Party Advisory
- https://lore.kernel.org/linux-mm/1626333284-1404-1-git-send-email-nglaive%40gmail.com/
- https://access.redhat.com/security/cve/CVE-2021-3759 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1999675 Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html Mailing List, Third Party Advisory
- https://lore.kernel.org/linux-mm/1626333284-1404-1-git-send-email-nglaive%40gmail.com/
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html