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JLSEC-2026-248 Issue summary: A timing side-channel which could potentially allow recovering the private key...

🗓️ 27 Apr 2026 18:33:55Reported by GoogleType 
osv
 osv🔗 osv.dev👁 3 Views

Timing side-channel in ECDSA may allow private key recovery on NIST elliptic curve and FIPS modules 3.0–3.4, low severity.

Related
Refs
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16 May 202518:20
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IBM Security Bulletins		Security Bulletin: IBM i is affected by errors in OpenSSL as part of IBM Portable Utilities for i due to multiple vulnerabilities.
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Rows per page
SourceLink
openwallwww.openwall.com/lists/oss-security/2025/01/20/2
githubwww.github.com/advisories/GHSA-r9fv-h47r-823f
githubwww.github.com/openssl/openssl/commit/07272b05b04836a762b4baa874958af51d513844
githubwww.github.com/openssl/openssl/commit/2af62e74fb59bc469506bc37eb2990ea408d9467
githubwww.github.com/openssl/openssl/commit/392dcb336405a0c94486aa6655057f59fd3a0902
githubwww.github.com/openssl/openssl/commit/4b1cb94a734a7d4ec363ac0a215a25c181e11f65
githubwww.github.com/openssl/openssl/commit/77c608f4c8857e63e98e66444e2e761c9627916f
githubwww.github.openssl.org/openssl/extended-releases/commit/0d5fd1ab987f7571e2c955d8d8b638fc0fb54ded
githubwww.github.openssl.org/openssl/extended-releases/commit/a2639000db19878d5d89586ae7b725080592ae86
listswww.lists.debian.org/debian-lts-announce/2025/05/msg00028.html
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27 Apr 2026 19:02Current
6Medium risk
Vulners AI Score6
CVSS 3.14.1
EPSS0.00075
timing side channelecdsa computationprivate key recoveryelliptic curvefips modules
3