CVE-2022-49362

Summary

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

NFSD: Fix potential use-after-free in nfsd_file_put()

nfsd_file_put_noref() can free @nf, so don't dereference @nf immediately upon return from nfsd_file_put_noref().

Affected Software

VendorProductVersion RangeStatus
LinuxLinux9862064ca81f9b9da8ebe26c86cf2b10c293ba1a < ada1757b259f353cade47037ee0a0249b4cddad3affected
LinuxLinuxa98e5b3d958ac697aafb3d077eb2cca4a731b7ee < 261eabe19cb28e4a8587a4442d257b543d7c2d57affected
LinuxLinux999397926ab3f78c7d1235cc4ca6e3c89d2769bf < 333dcc94ebf53f79f3dc0e7a7c16700bc7ff7e57affected
LinuxLinux999397926ab3f78c7d1235cc4ca6e3c89d2769bf < b6c71c66b0ad8f2b59d9bc08c7a5079b110bec01affected
LinuxLinux5.18affected
LinuxLinux0 < 5.18unaffected
LinuxLinux5.18.4 <= 5.18.*unaffected
LinuxLinux5.19 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

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

References