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CVE-2022-49012

afs: Fix server->active leak in afs_put_server

Medium5.5EPSS 0.21%
Published
Updated
Reserved
Assigned by
Linux

Description

In the Linux kernel, the following vulnerability has been resolved: afs: Fix server->active leak in afs_put_server The atomic_read was accidentally replaced with atomic_inc_return, which prevents the server from getting cleaned up and causes rmmod to hang with a warning: Can't purge s=00000001

Scores

CVSS scores of CVE-2022-49012, by who scored it
Scored byCVSSScoreVector
NVDNVD · Analyzed3.1Medium5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
0.21% · top 89% of all CVEs (6 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.

Weakness

Affected products

  • Linux · Linux

    • affected 2757a4dc184997c66ef1de32636f73b9f21aac14 – < c5078548c29c735f71b05053659c0cb294e738ad
    • affected 2757a4dc184997c66ef1de32636f73b9f21aac14 – < ef4d3ea40565a781c25847e9cb96c1bd9f462bc6

  • Linux · Linux

    • affected 6.0
    • unaffected < 6.0
    • unaffected 6.0.12 – ≤ 6.0.*
    • unaffected 6.1 – ≤ *

References (2)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .