What’s Vulnerable › Vulnerabilities

CVE-2021-37600

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-07-30 · updated 2026-10-14
• Weakness: CWE-190

Description

An integer overflow in util-linux through 2.37.1 can potentially cause a buffer overflow if an attacker were able to use system resources in a way that leads to a large number in the /proc/sysvipc/sem file. NOTE: this is unexploitable in GNU C Library environments, and possibly in all realistic environments.

Affected products

• util-linux: through 2.37.1
• NetApp ONTAP Select Deploy administration utility: all versions

References

• https://github.com/karelzak/util-linux/commit/1c9143d0c1f979c3daf10e1c37b5b1e916c22a1c
• https://github.com/karelzak/util-linux/issues/1395
• https://lists.debian.org/debian-lts-announce/2024/04/msg00005.html
• https://security.gentoo.org/glsa/202401-08
• https://security.netapp.com/advisory/ntap-20210902-0002/
• https://github.com/karelzak/util-linux/commit/1c9143d0c1f979c3daf10e1c37b5b1e916c22a1c
• https://github.com/karelzak/util-linux/issues/1395
• https://lists.debian.org/debian-lts-announce/2024/04/msg00005.html
• https://security.gentoo.org/glsa/202401-08
• https://security.netapp.com/advisory/ntap-20210902-0002/
• https://cert-portal.siemens.com/productcert/html/ssa-398330.html

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