VulnerabilityModified
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.
MEDIUM 5.5EPSS 0.14%
Does this matter?
Lower severity and a low EPSS score (0.14%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.14% probability · 4th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-190
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.