Description
In the Linux kernel, the following vulnerability has been resolved:
crypto: af_alg - Cap AEAD AD length to 0x80000000
In order to prevent arithmetic overflows when checking the TX buffer size, cap the associated data length to 0x80000000.
Metrics
CVSS 3.1 5.5/10
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux | >= 400c40cf78da00c16e561a3a253ca272455c42ef, < f8a5203596797f394ff3f9aa4005597a92249802; >= 400c40cf78da00c16e561a3a253ca272455c42ef, < a9f68d9ed38dd6e5a6c6d75b03d25c1c133e321d; >= 400c40cf78da00c16e561a3a253ca272455c42ef, < a4fe4eb580bbc7439f649a496d4cf38415a4021c; >= 400c40cf78da00c16e561a3a253ca272455c42ef, < e4c4a5074532eaaa14951994a3aad0d479aa7431; >= 400c40cf78da00c16e561a3a253ca272455c42ef, < 265ac26d1c5e17b34d497cbda1f754a1ec8552bc; >= 400c40cf78da00c16e561a3a253ca272455c42ef, < a1c5672faf8e93e38c2deac3979cc767ca5cf918; >= 400c40cf78da00c16e561a3a253ca272455c42ef, < 97948906dc8e0ea84775e03e35b60a2063c70193; >= 400c40cf78da00c16e561a3a253ca272455c42ef, < 0b3a57d218618cb1cc78ddc9ba02c07de84b46f4; >= 400c40cf78da00c16e561a3a253ca272455c42ef, < e4c06479d7059888adf2f22bc1ebcf053bf691a2 |
| Linux | Linux | 4.1 |
| Red Hat | Red Hat Enterprise Linux 10 | — |
| Red Hat | Red Hat Enterprise Linux 6 | — |
| Red Hat | Red Hat Enterprise Linux 7 | — |
| Red Hat | Red Hat Enterprise Linux 7 | — |
| Red Hat | Red Hat Enterprise Linux 8 | — |
| Red Hat | Red Hat Enterprise Linux 8 | — |
| Red Hat | Red Hat Enterprise Linux 9 | — |
| Red Hat | Red Hat Enterprise Linux 9 | — |
References
- https://git.kernel.org/stable/c/0b3a57d218618cb1cc78ddc9ba02c07de84b46f4
- https://git.kernel.org/stable/c/265ac26d1c5e17b34d497cbda1f754a1ec8552bcPatch
- https://git.kernel.org/stable/c/97948906dc8e0ea84775e03e35b60a2063c70193Patch
- https://git.kernel.org/stable/c/a1c5672faf8e93e38c2deac3979cc767ca5cf918Patch
- https://git.kernel.org/stable/c/a4fe4eb580bbc7439f649a496d4cf38415a4021cPatch
- https://git.kernel.org/stable/c/a9f68d9ed38dd6e5a6c6d75b03d25c1c133e321dPatch
- https://git.kernel.org/stable/c/e4c06479d7059888adf2f22bc1ebcf053bf691a2Patch
- https://git.kernel.org/stable/c/e4c4a5074532eaaa14951994a3aad0d479aa7431Patch
- https://git.kernel.org/stable/c/f8a5203596797f394ff3f9aa4005597a92249802Patch
- https://access.redhat.com/security/cve/CVE-2026-52972Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2492364Issue Tracking, Third Party Advisory
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-52972.jsonThird Party Advisory
Timeline
- Published
- Jun 24, 2026
- Last modified
- Nov 6, 2026
- NVD status
- Modified