CVE-2026-43493

EUVD-2026-30884
In the Linux kernel, the following vulnerability has been resolved:

crypto: pcrypt - Fix handling of MAY_BACKLOG requests

MAY_BACKLOG requests can return EBUSY.  Handle them by checking
for that value and filtering out EINPROGRESS notifications.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
UNKNOWN
---
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 4%
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Debian Releases
Debian Product
Codename
linux
bookworm
vulnerable
bookworm (security)
vulnerable
bullseye
vulnerable
bullseye (security)
vulnerable
forky
7.0.7-1
fixed
sid
7.0.7-1
fixed
trixie
6.12.86-1
fixed
trixie (security)
6.12.88-1
fixed
Vulnerability Media Exposure
References
https://git.kernel.org/stable/c/46271895ddfb1ba41f89f7e0dffbe9c2bcf7380a
https://git.kernel.org/stable/c/77d55bc8675ee851ed639dc9be77325a8024cf67
https://git.kernel.org/stable/c/915b692e6cb723aac658c25eb82c58fd81235110
https://git.kernel.org/stable/c/9f1cbca178c03188e201ed175251372149bb25f2
https://git.kernel.org/stable/c/eb34e243df57e32f4c08fa191f3602ea19076276