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Heap-based Buffer Overflow

🗓️ 18 Jun 2026 22:13:07Reported by Snyk Security DatabaseType 
snyk
 snyk
🔗 security.snyk.io👁 9 Views

OpenEXR heap overflow in ht_undo_impl can crash and leak memory from crafted EXR files with mismatched channel width and buffer length.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-45696
18 Jun 202620:31
attackerkb
alpinelinux
AlpineLinux
CVE-2026-45696
18 Jun 202620:31
alpinelinux
anthropic
Anthropic
ANT-2026-QQ2P9M9V · openexr · Heap-buffer-overflow
24 Mar 202618:27
anthropic
freebsd
FreeBSD
OpenEXR -- 3.4.12 fixes multiple vulnerabilities
25 May 202600:00
freebsd
circl
Circl
CVE-2026-45696
18 Jun 202621:53
circl
cve
CVE
CVE-2026-45696
18 Jun 202620:31
cve
cvelist
Cvelist
CVE-2026-45696 OpenEXR HTJ2K decoder heap buffer over-read in ht_undo_impl() (DoS)
18 Jun 202620:31
cvelist
debiancve
Debian CVE
CVE-2026-45696
18 Jun 202620:31
debiancve
euvd
EUVD
EUVD-2026-37948
18 Jun 202620:31
euvd
nessus
Tenable Nessus
FreeBSD : OpenEXR -- 3.4.12 fixes multiple vulnerabilities (ca91c020-5820-11f1-b38d-9be2e6022e28)
28 May 202600:00
nessus
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Vulners
Node
openexropenexrRange3.4.23.4.12

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20 Jun 2026 05:30Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.16.5 - 7.7
CVSS 48.3
EPSS0.00418
SSVC
9