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Description

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.

PUBLISHED Reserved 2026-05-01 | Published 2026-05-19 | Updated 2026-06-14 | Assigner Linux




CRITICAL: 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Product status

Default status
unaffected

5a1436beec5744029f3ac90b6fe71a698dcd6155 (git) before ae7e95638d956d556d74b9abb9e780d3bd3dcd9e
affected

5a1436beec5744029f3ac90b6fe71a698dcd6155 (git) before 1d7f07df450bac3301938fbc4251f2611be4084e
affected

5a1436beec5744029f3ac90b6fe71a698dcd6155 (git) before 76641449b28979ebd6c02e9598367e119e385236
affected

5a1436beec5744029f3ac90b6fe71a698dcd6155 (git) before 9f1cbca178c03188e201ed175251372149bb25f2
affected

5a1436beec5744029f3ac90b6fe71a698dcd6155 (git) before eb34e243df57e32f4c08fa191f3602ea19076276
affected

5a1436beec5744029f3ac90b6fe71a698dcd6155 (git) before 77d55bc8675ee851ed639dc9be77325a8024cf67
affected

5a1436beec5744029f3ac90b6fe71a698dcd6155 (git) before 46271895ddfb1ba41f89f7e0dffbe9c2bcf7380a
affected

5a1436beec5744029f3ac90b6fe71a698dcd6155 (git) before 915b692e6cb723aac658c25eb82c58fd81235110
affected

Default status
affected

2.6.34
affected

Any version before 2.6.34
unaffected

5.10.258 (semver)
unaffected

5.15.209 (semver)
unaffected

6.1.175 (semver)
unaffected

6.6.140 (semver)
unaffected

6.12.86 (semver)
unaffected

6.18.27 (semver)
unaffected

7.0.4 (semver)
unaffected

7.1 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/ae7e95638d956d556d74b9abb9e780d3bd3dcd9e

git.kernel.org/...c/1d7f07df450bac3301938fbc4251f2611be4084e

git.kernel.org/...c/76641449b28979ebd6c02e9598367e119e385236

git.kernel.org/...c/9f1cbca178c03188e201ed175251372149bb25f2

git.kernel.org/...c/eb34e243df57e32f4c08fa191f3602ea19076276

git.kernel.org/...c/77d55bc8675ee851ed639dc9be77325a8024cf67

git.kernel.org/...c/46271895ddfb1ba41f89f7e0dffbe9c2bcf7380a

git.kernel.org/...c/915b692e6cb723aac658c25eb82c58fd81235110

cve.org (CVE-2026-43493)

nvd.nist.gov (CVE-2026-43493)

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