CVEvulnerability
CVE-2026-43493
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2026-05-19
- Last modified
- 2026-10-19
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-390
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 configurations
• linux linux kernel (>= 2.6.34 < 5.10.258)
• linux linux kernel (>= 5.11 < 5.15.209)
• linux linux kernel (>= 5.16 < 6.1.175)
• linux linux kernel (>= 6.2 < 6.6.140)
• linux linux kernel (>= 6.7 < 6.12.86)
• linux linux kernel (>= 6.13 < 6.18.27)
• linux linux kernel (>= 6.19 < 7.0.4)
Related
Weakness · CWE (1)
- CWE-390 Detection of Error Condition Without Action weakness
References
- https://git.kernel.org/stable/c/1d7f07df450bac3301938fbc4251f2611be4084e Patch
- https://git.kernel.org/stable/c/46271895ddfb1ba41f89f7e0dffbe9c2bcf7380a Patch
- https://git.kernel.org/stable/c/76641449b28979ebd6c02e9598367e119e385236 Patch
- https://git.kernel.org/stable/c/77d55bc8675ee851ed639dc9be77325a8024cf67 Patch
- https://git.kernel.org/stable/c/915b692e6cb723aac658c25eb82c58fd81235110 Patch
- https://git.kernel.org/stable/c/9f1cbca178c03188e201ed175251372149bb25f2 Patch
- https://git.kernel.org/stable/c/ae7e95638d956d556d74b9abb9e780d3bd3dcd9e Patch
- https://git.kernel.org/stable/c/eb34e243df57e32f4c08fa191f3602ea19076276 Patch
- https://cert-portal.siemens.com/productcert/html/ssa-784472.html cert-portal.siemens.com