High 7.8Published May 6, 2026

CVE-2026-43078crypto: af_alg - Fix page reassignment overflow in af_alg_pull_tsgl

Updated under an hour ago (Oct 27, 2026, 6:10 PM ET)

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: crypto: af_alg - Fix page reassignment overflow in af_alg_pull_tsgl When page reassignment was added to af_alg_pull_tsgl the original loop wasn't updated so it may try to reassign one more page than necessary. Add the check to the reassignment so that this does not happen. Also update the comment which still refers to the obsolete offset argument.

CVSS: 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-787
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Modified
Record last updated: Oct 19, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from e870456d8e7c8d57c059ea479b5aadbb55ff4c3a before fa48d3ea9cdbfb28c1fd6756c6c5cd01351aa51e; from e870456d8e7c8d57c059ea479b5aadbb55ff4c3a before 2b781d1d4f933990318bcc5c68fb75a717379e42; from e870456d8e7c8d57c059ea479b5aadbb55ff4c3a before f7826bc0b39928a4a22f6b815dd9940b22a63503; from e870456d8e7c8d57c059ea479b5aadbb55ff4c3a before 710a4ce5d7afd9fe082c75dec282ab4a11c0fe71; from e870456d8e7c8d57c059ea479b5aadbb55ff4c3a before c8369a6d62f5abde9cbd4b62c45bf4b996be2468; from e870456d8e7c8d57c059ea479b5aadbb55ff4c3a before dea5fcf085f977b6c2de1b2d4ec4767b6c840d1f; from e870456d8e7c8d57c059ea479b5aadbb55ff4c3a before 9532501e0f1b200ea80baa0e33e0b06da10bb271; from e870456d8e7c8d57c059ea479b5aadbb55ff4c3a before 31d00156e50ecad37f2cb6cbf04aaa9a260505ef	CNA record
linux linux_kernel linux:linux_kernel	from 4.14.1 before 5.10.254; from 5.11 before 5.15.204; from 5.16 before 6.1.170; from 6.2 before 6.6.137; from 6.7 before 6.12.85; from 6.13 before 6.18.24; from 6.19 before 6.19.14; 4.14; and 7 more ranges	NVD

References

References

https://git.kernel.org/stable/c/fa48d3ea9cdbfb28c1fd6756c6c5cd01351aa51e	patch
https://git.kernel.org/stable/c/2b781d1d4f933990318bcc5c68fb75a717379e42	patch
https://git.kernel.org/stable/c/f7826bc0b39928a4a22f6b815dd9940b22a63503	patch
https://git.kernel.org/stable/c/710a4ce5d7afd9fe082c75dec282ab4a11c0fe71	patch
https://git.kernel.org/stable/c/c8369a6d62f5abde9cbd4b62c45bf4b996be2468	patch
https://git.kernel.org/stable/c/dea5fcf085f977b6c2de1b2d4ec4767b6c840d1f	patch
https://git.kernel.org/stable/c/9532501e0f1b200ea80baa0e33e0b06da10bb271	patch
https://git.kernel.org/stable/c/31d00156e50ecad37f2cb6cbf04aaa9a260505ef	patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.