CVE-2024-42312

Summary

In the Linux kernel, the following vulnerability has been resolved:

sysctl: always initialize i_uid/i_gid

Always initialize i_uid/i_gid inside the sysfs core so set_ownership() can safely skip setting them.

Commit 5ec27ec735ba ("fs/proc/proc_sysctl.c: fix the default values of i_uid/i_gid on /proc/sys inodes.") added defaults for i_uid/i_gid when set_ownership() was not implemented. It also missed adjusting net_ctl_set_ownership() to use the same default values in case the computation of a better value failed.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux5ec27ec735ba0477d48c80561cc5e856f0c5dfaf < b2591c89a6e2858796111138c38fcb6851aa1955affected
LinuxLinux5ec27ec735ba0477d48c80561cc5e856f0c5dfaf < 34a86adea1f2b3c3f9d864c8cce09dca644601abaffected
LinuxLinux5ec27ec735ba0477d48c80561cc5e856f0c5dfaf < 1deae34db9f4f8e0e03f891be2e2e15c15c8ac05affected
LinuxLinux5ec27ec735ba0477d48c80561cc5e856f0c5dfaf < ffde3af4b29bf97d62d82e1d45275587e10a991aaffected
LinuxLinux5ec27ec735ba0477d48c80561cc5e856f0c5dfaf < c7e2f43d182f5dde473389dbb39f16c9f0d64536affected
LinuxLinux5ec27ec735ba0477d48c80561cc5e856f0c5dfaf < 98ca62ba9e2be5863c7d069f84f7166b45a5b2f4affected
LinuxLinuxe83234d7ef237931148b4b17834dadf57eb46c12affected
LinuxLinux2cbf2af144f0cd08a3361c6299b2e6086b7d21d9affected
LinuxLinux2c7b50c7b1d036f71acd9a917a8cb0f9b6e43dabaffected
LinuxLinux7eb45a94c279dd5af4cafaa738ae93737517eef4affected
LinuxLinux14cc90952cef94bfa89a6b4a2f55fd9a70f50a16affected
LinuxLinux4.9.187 < 4.10affected
LinuxLinux4.14.135 < 4.15affected
LinuxLinux4.19.61 < 4.20affected
LinuxLinux5.1.20 < 5.2affected
LinuxLinux5.2.3 < 5.3affected
LinuxLinux5.3affected
LinuxLinux0 < 5.3unaffected
LinuxLinux5.10.224 <= 5.10.*unaffected
LinuxLinux5.15.165 <= 5.15.*unaffected
LinuxLinux6.1.104 <= 6.1.*unaffected
LinuxLinux6.6.45 <= 6.6.*unaffected
LinuxLinux6.10.3 <= 6.10.*unaffected
LinuxLinux6.11 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

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

CVE Program Container

Additional References

Additional References

References