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CVE-2026-40257

🗓️ 06 Jul 2026 17:16:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 10 Views

OP-TEE CVE-2026-40257: off-by-one in SHA3 extensions causes heap overflow; patch 4.11.0; disable CE82 as workaround.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-40257
6 Jul 202616:26
attackerkb
CVE
CVE-2026-40257
6 Jul 202616:26
cve
Cvelist
CVE-2026-40257 OP-TEE has SHA-3 accelerated finalize heap overflow
6 Jul 202616:26
cvelist
Debian CVE
CVE-2026-40257
6 Jul 202616:26
debiancve
EUVD
EUVD-2026-41891
6 Jul 202616:26
euvd
NVD
CVE-2026-40257
6 Jul 202617:16
nvd
OSV
DEBIAN-CVE-2026-40257
6 Jul 202617:16
osv
OSV
UBUNTU-CVE-2026-40257
6 Jul 202617:16
osv
Positive Technologies
PT-2026-55954
6 Jul 202600:00
ptsecurity
RedhatCVE
CVE-2026-40257
7 Jul 202612:42
redhatcve
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu26.04alloptee-os0optee-os_0_all.deb

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09 Jul 2026 14:45Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.15.5
EPSS0.00109
SSVC
10