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CVE PROGRAM SOURCE RECORD9.8 Critical

CVE-2026-43493

crypto: pcrypt - Fix handling of MAY_BACKLOG requests

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Status
Published
Published
Updated
Assigning organization
Linux

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • 5a1436beec5744029f3ac90b6fe71a698dcd6155 to < ae7e95638d956d556d74b9abb9e780d3bd3dcd9eaffected
  • 5a1436beec5744029f3ac90b6fe71a698dcd6155 to < 1d7f07df450bac3301938fbc4251f2611be4084eaffected
  • 5a1436beec5744029f3ac90b6fe71a698dcd6155 to < 76641449b28979ebd6c02e9598367e119e385236affected
  • 5a1436beec5744029f3ac90b6fe71a698dcd6155 to < 9f1cbca178c03188e201ed175251372149bb25f2affected
  • 5a1436beec5744029f3ac90b6fe71a698dcd6155 to < eb34e243df57e32f4c08fa191f3602ea19076276affected
  • 5a1436beec5744029f3ac90b6fe71a698dcd6155 to < 77d55bc8675ee851ed639dc9be77325a8024cf67affected
  • 5a1436beec5744029f3ac90b6fe71a698dcd6155 to < 46271895ddfb1ba41f89f7e0dffbe9c2bcf7380aaffected
  • 5a1436beec5744029f3ac90b6fe71a698dcd6155 to < 915b692e6cb723aac658c25eb82c58fd81235110affected

Linux Linux

Default version status: affected

  • 2.6.34affected
  • 0 to < 2.6.34unaffected
  • 5.10.258 to ≤ 5.10.*unaffected
  • 5.15.209 to ≤ 5.15.*unaffected
  • 6.1.175 to ≤ 6.1.*unaffected
  • 6.6.140 to ≤ 6.6.*unaffected
  • 6.12.86 to ≤ 6.12.*unaffected
  • 6.18.27 to ≤ 6.18.*unaffected
  • 7.0.4 to ≤ 7.0.*unaffected
  • 7.1 to ≤ *unaffected

References