ThorVG: Null pointer dereference in SVG loader causes crash via 6-byte malformed input

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Summary

CVECVE-2026-45729
StatePUBLISHED
AssignerGitHub_M
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-01 19:16:53 UTC
Updated2026-06-01 19:16:53 UTC
DescriptionThor Vector Graphics (ThorVG) is a production-ready vector graphics engine. Prior to version 1.0.5, a null pointer dereference in SvgLoader::run() allows any caller that passes untrusted SVG data to Picture::load() to crash the process with a 6-byte payload. This issue has been patched in version 1.0.5.

Risk And Classification

Primary CVSS: v3.1 4.3 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Problem Types: CWE-476 | CWE-476 CWE-476: NULL Pointer Dereference

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
3.1CNADECLARED4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Thorvg Thorvg affected < 1.0.5 Not specified

References

ReferenceSourceLinkTags
github.com/thorvg/thorvg/security/advisories/GHSA-f863-8ghq-7h64 [email protected] github.com
github.com/thorvg/thorvg/releases/tag/v1.0.5 [email protected] github.com
github.com/thorvg/thorvg/pull/4387 [email protected] github.com
github.com/thorvg/thorvg/commit/159f44fd5e3d2eea1b3a70689a894e657e2bb079 [email protected] github.com
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