Medium 5.5Published May 27, 2026

CVE-2026-45986crypto: ccree - fix a memory leak in cc_mac_digest()

Updated under an hour ago (Oct 27, 2026, 4:40 AM ET)

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: crypto: ccree - fix a memory leak in cc_mac_digest() Add cc_unmap_result() if cc_map_hash_request_final() fails to prevent potential memory leak.

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): Not given
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: Analyzed
Record last updated: Jun 14, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	63893811b0fcb52f6eaf9811cc08bddd46f81c3e builds before 7c21d58fcd6ad8e15a539347254093c93224a8b2; from 63893811b0fcb52f6eaf9811cc08bddd46f81c3e before f53458c7c756b3e0838d51cf1e9f41b25079801a; 63893811b0fcb52f6eaf9811cc08bddd46f81c3e builds before 7cd17993adb8a5d14a7e84d751316a5fdf0c251f; 63893811b0fcb52f6eaf9811cc08bddd46f81c3e builds before 3061c9bfb3f5b3522ab174e2fa7473b24422d1c6; 63893811b0fcb52f6eaf9811cc08bddd46f81c3e builds before 22f1dd4ca3bfe77db52cc7df3cc353dc114aab8b; 63893811b0fcb52f6eaf9811cc08bddd46f81c3e builds before 910f335786a0a0f0b46c3c8c19a13d25cb4454b6; 63893811b0fcb52f6eaf9811cc08bddd46f81c3e builds before 502440c235fe34cee02b24d7f893841f7565b3bc; 63893811b0fcb52f6eaf9811cc08bddd46f81c3e builds before 02c64052fad03699b9c6d1df2f9b444d17e4ac50	CNA record
linux linux_kernel linux:linux_kernel	from 4.17 before 5.10.258; from 5.11 before 5.15.209; from 5.16 before 6.1.175; from 6.2 before 6.6.140; from 6.7 before 6.12.86; from 6.13 before 6.18.27; from 6.19 before 7.0.4	NVD

References

References

https://git.kernel.org/stable/c/7c21d58fcd6ad8e15a539347254093c93224a8b2	patch
https://git.kernel.org/stable/c/f53458c7c756b3e0838d51cf1e9f41b25079801a	patch
https://git.kernel.org/stable/c/7cd17993adb8a5d14a7e84d751316a5fdf0c251f	patch
https://git.kernel.org/stable/c/3061c9bfb3f5b3522ab174e2fa7473b24422d1c6	patch
https://git.kernel.org/stable/c/22f1dd4ca3bfe77db52cc7df3cc353dc114aab8b	patch
https://git.kernel.org/stable/c/910f335786a0a0f0b46c3c8c19a13d25cb4454b6	patch
https://git.kernel.org/stable/c/502440c235fe34cee02b24d7f893841f7565b3bc	patch
https://git.kernel.org/stable/c/02c64052fad03699b9c6d1df2f9b444d17e4ac50	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.