CVE-2026-43493
critical · 9.8In 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.
9.8
CVSS
0.6%
EPSS (exploit prob.)
45th
EPSS percentile
2026-05-19
Published
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| 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 |
Check a specific version with /api/v1/cve/match.
References
- https://git.kernel.org/stable/c/1d7f07df450bac3301938fbc4251f2611be4084e
- https://git.kernel.org/stable/c/46271895ddfb1ba41f89f7e0dffbe9c2bcf7380a
- https://git.kernel.org/stable/c/76641449b28979ebd6c02e9598367e119e385236
- 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/ae7e95638d956d556d74b9abb9e780d3bd3dcd9e
- https://git.kernel.org/stable/c/eb34e243df57e32f4c08fa191f3602ea19076276
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2026-43493