CVE-2023-3773

Summary

A flaw was found in the Linux kernel’s IP framework for transforming packets (XFRM subsystem). This issue may allow a malicious user with CAP_NET_ADMIN privileges to cause a 4 byte out-of-bounds read of XFRMA_MTIMER_THRESH when parsing netlink attributes, leading to potential leakage of sensitive heap data to userspace.

Affected Software

VendorProductVersion RangeStatus
Red HatRed Hat Enterprise Linux 90:5.14.0-362.8.1.el9_3 < *unaffected
Red HatRed Hat Enterprise Linux 90:5.14.0-362.8.1.el9_3 < *unaffected

Weaknesses

  • CWE-125: Out-of-bounds Read

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References