CVE-2025-13912

published 2025-12-11

CVE-2025-13912: Multiple constant-time implementations in wolfSSL before version 5.8.4 may be transformed into non-constant-time binary by LLVM optimizations, which can…

Priority P4 8 low 1 CVSS 4.0

AV L AC H AT P PR H UI P VC L VI L VA N SC L SI L SA N E X CR X IR X AR X MAV X MAC X MAT X MPR X MUI X MVC X MVI X MVA X MSC X MSI X MSA X S X AU X R X V X RE X U X

Multiple constant-time implementations in wolfSSL before version 5.8.4 may be transformed into non-constant-time binary by LLVM optimizations, which can potentially result in observable timing discrepancies and lead to information disclosure through timing side-channel attacks.

Affected

6 ranges

Vendor	Product	Version range	Fixed in
debian	wolfssl	< wolfssl 5.8.4-1 (forky)	wolfssl 5.8.4-1 (forky)
msrc	azl3_mariadb_10.11.11-1_on_azure_linux_3.0	—	—
msrc	cbl2_mariadb_10.6.21-1_on_cbl_mariner_2.0	—	—
msrc	cbl2_mariadb_10.6.24-1_on_cbl_mariner_2.0	—	—
wolfssl	wolfssl	< 5.8.4	5.8.4
wolfssl	wolfssl	>= 0 < 5.8.4-1	5.8.4-1

CVSS provenance

nvd v4.0 1.0 LOW CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

osv 1.0 LOW

vendor_debian 1.0 LOW

vendor_msrc 1.0 LOW

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CWE-203