What’s Vulnerable › Vulnerabilities

CVE-2020-10773

• Severity: medium (CVSS 4.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-09-10 · updated 2026-06-17
• Weakness: CWE-626

Description

A stack information leak flaw was found in s390/s390x in the Linux kernel’s memory manager functionality, where it incorrectly writes to the /proc/sys/vm/cmm_timeout file. This flaw allows a local user to see the kernel data.

Affected products

• Linux kernel: 5.4.0-rc6

References

• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10773
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b8e51a6a9db94bc1fb18ae831b3dab106b5a4b5f
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10773
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b8e51a6a9db94bc1fb18ae831b3dab106b5a4b5f

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