CVE-2026-52972

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.

• CWE-190

• 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

Published

Jun 24, 2026

Last Modified

Jul 24, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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