CVE-2022-48620

Summary

uev (aka libuev) before 2.4.1 has a buffer overflow in epoll_wait if maxevents is a large number.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2J4UB4KXWCCTZCE53B6SFIREZ57INK7T/
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/E6RLVLJGDKTEVJP446TFDANHB4LHRAOP/
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/P2XZESYGE6XDWAPFUOX26ZWJV2JWMMM5/
• https://github.com/troglobit/libuev/issues/27
• https://github.com/troglobit/libuev/compare/v2.4.0…v2.4.1
• https://github.com/troglobit/libuev/commit/2d9f1c9ce655cc38511aeeb6e95ac30914f7aec9
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2J4UB4KXWCCTZCE53B6SFIREZ57INK7T/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P2XZESYGE6XDWAPFUOX26ZWJV2JWMMM5/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E6RLVLJGDKTEVJP446TFDANHB4LHRAOP/
• https://lists.debian.org/debian-lts-announce/2026/01/msg00026.html

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: total

References

• https://github.com/troglobit/libuev/issues/27
• https://github.com/troglobit/libuev/compare/v2.4.0…v2.4.1
• https://github.com/troglobit/libuev/commit/2d9f1c9ce655cc38511aeeb6e95ac30914f7aec9
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2J4UB4KXWCCTZCE53B6SFIREZ57INK7T/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P2XZESYGE6XDWAPFUOX26ZWJV2JWMMM5/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E6RLVLJGDKTEVJP446TFDANHB4LHRAOP/

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