crypto: af_alg - Fix page reassignment overflow in af_alg_pull_tsgl
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 5.10.254, 5.15.204, 6.1.170, 6.6.137, 6.12.85, and 2 more
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
- Exploitation: none
- Automatable: no
- Technical impact: total
Summary
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.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: total
- Record last updated
Affected versions
- Linux Linux
From e870456d8e7c8d57c059ea479b5aadbb55ff4c3a · fixed in fa48d3ea9cdbfb28c1fd6756c6c5cd01351aa51e; From e870456d8e7c8d57c059ea479b5aadbb55ff4c3a · fixed in 2b781d1d4f933990318bcc5c68fb75a717379e42; From e870456d8e7c8d57c059ea479b5aadbb55ff4c3a · fixed in f7826bc0b39928a4a22f6b815dd9940b22a63503; From e870456d8e7c8d57c059ea479b5aadbb55ff4c3a · fixed in 710a4ce5d7afd9fe082c75dec282ab4a11c0fe71; From e870456d8e7c8d57c059ea479b5aadbb55ff4c3a · fixed in c8369a6d62f5abde9cbd4b62c45bf4b996be2468; From e870456d8e7c8d57c059ea479b5aadbb55ff4c3a · fixed in dea5fcf085f977b6c2de1b2d4ec4767b6c840d1f; From e870456d8e7c8d57c059ea479b5aadbb55ff4c3a · fixed in 9532501e0f1b200ea80baa0e33e0b06da10bb271; From e870456d8e7c8d57c059ea479b5aadbb55ff4c3a · fixed in 31d00156e50ecad37f2cb6cbf04aaa9a260505ef
- Linux Linux
4.14
- KernelLinux
From 4.14.0 · fixed in 5.10.254; From 5.11.0 · fixed in 5.15.204; From 5.16.0 · fixed in 6.1.170; From 6.2.0 · fixed in 6.6.137; From 6.7.0 · fixed in 6.12.85; From 6.13.0 · fixed in 6.18.24; From 6.19.0 · fixed in 6.19.14
References 8
git.kernel.org
- stable/c/fa48d3ea9cdbfb28c1fd6756c6c5cd01351aa51e
- stable/c/2b781d1d4f933990318bcc5c68fb75a717379e42
- stable/c/f7826bc0b39928a4a22f6b815dd9940b22a63503
- stable/c/710a4ce5d7afd9fe082c75dec282ab4a11c0fe71
- stable/c/c8369a6d62f5abde9cbd4b62c45bf4b996be2468
- stable/c/dea5fcf085f977b6c2de1b2d4ec4767b6c840d1f
- stable/c/9532501e0f1b200ea80baa0e33e0b06da10bb271
- stable/c/31d00156e50ecad37f2cb6cbf04aaa9a260505ef