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CVE-2022-48816: SUNRPC: lock against ->sock changing during sysfs read

mediumCVSS 4.7CVE-2022-48816

CSIRTS triage

vendor: Linuxproduct: Linux kernelOther
What
SUNRPC code contains a race condition where socket structure can change during sysfs read operations without proper locking.
Who is affected
Systems running affected Linux kernel versions with SUNRPC enabled.
Urgency
Medium priority; not currently exploited but represents a stability risk.
Action
Apply Linux kernel patch addressing SUNRPC locking or update to a patched kernel version.

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Details

Source
Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity
medium — CVSS 4.7
Published
2026-08-06
Exploitation
Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-48816

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2022-48816coverage & exploitation statusNVD · CVE.org

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