9.8 CVE-2026-43493

Enriched by CISA Patch
 

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.
https://nvd.nist.gov/vuln/detail/CVE-2026-43493

Categories

CWE-NVD-noinfo

References


 

AFFECTED (from MITRE)

Vendor Product Versions
Linux Linux
  • 5a1436beec5744029f3ac90b6fe71a698dcd6155 < ae7e95638d956d556d74b9abb9e780d3bd3dcd9e [affected]
  • 5a1436beec5744029f3ac90b6fe71a698dcd6155 < 1d7f07df450bac3301938fbc4251f2611be4084e [affected]
  • 5a1436beec5744029f3ac90b6fe71a698dcd6155 < 76641449b28979ebd6c02e9598367e119e385236 [affected]
  • 5a1436beec5744029f3ac90b6fe71a698dcd6155 < 9f1cbca178c03188e201ed175251372149bb25f2 [affected]
  • 5a1436beec5744029f3ac90b6fe71a698dcd6155 < eb34e243df57e32f4c08fa191f3602ea19076276 [affected]
  • 5a1436beec5744029f3ac90b6fe71a698dcd6155 < 77d55bc8675ee851ed639dc9be77325a8024cf67 [affected]
  • 5a1436beec5744029f3ac90b6fe71a698dcd6155 < 46271895ddfb1ba41f89f7e0dffbe9c2bcf7380a [affected]
  • 5a1436beec5744029f3ac90b6fe71a698dcd6155 < 915b692e6cb723aac658c25eb82c58fd81235110 [affected]
Linux Linux
  • 2.6.34 [affected]
  • < 2.6.34 [unaffected]
  • 5.10.258 ≤ 5.10.* [unaffected]
  • 5.15.209 ≤ 5.15.* [unaffected]
  • 6.1.175 ≤ 6.1.* [unaffected]
  • 6.6.140 ≤ 6.6.* [unaffected]
  • 6.12.86 ≤ 6.12.* [unaffected]
  • 6.18.27 ≤ 6.18.* [unaffected]
  • 7.0.4 ≤ 7.0.* [unaffected]
  • 7.1 ≤ * [unaffected]
© 2022 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation.

CPE

cpe start end
Configuration 1
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* >= 2.6.34 < 5.10.258
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* >= 5.11 < 5.15.209
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* >= 5.16 < 6.1.175
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* >= 6.2 < 6.6.140
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* >= 6.7 < 6.12.86
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* >= 6.13 < 6.18.27
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* >= 6.19 < 7.0.4

REMEDIATION

Patch

Url
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

EXPLOITS

Exploit-db.com

id description date
No known exploits

POC Github

Url
No known exploits

Other Nist (github, ...)

Url
No known exploits

CAPEC

Common Attack Pattern Enumerations and Classifications

id description severity
No entry