CVE-2021-3411

6.7 mediumEPSS 0.4%

Medium (6.7). EPSS 0.4% chance of exploitation in the next 30 days.

A flaw was found in the Linux kernel in versions prior to 5.10. A violation of memory access was found while detecting a padding of int3 in the linking state. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Severity

CVSS 3.1

6.7 medium

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 34% of CVEs (scores of 2026-10-31)
CWE: CWE-94
Published: 2021-03-09
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

linux:linux_kernel
redhat:enterprise_linux

References

http://blog.pi3.com.pl/?p=831
https://bugzilla.redhat.com/show_bug.cgi?id=1928236
http://blog.pi3.com.pl/?p=831
https://bugzilla.redhat.com/show_bug.cgi?id=1928236

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