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Description

A vulnerability was identified in dloebl CGIF up to 0.5.2. This vulnerability affects the function cgif_addframe of the file src/cgif.c of the component GIF Image Handler. The manipulation of the argument width/height leads to integer overflow. The attack may be initiated remotely. The identifier of the patch is b0ba830093f4317a5d1f345715d2fa3cd2dab474. It is suggested to install a patch to address this issue.

PUBLISHED Reserved 2026-03-27 | Published 2026-03-27 | Updated 2026-03-30 | Assigner VulDB




MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X
MEDIUM: 4.3CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C
MEDIUM: 4.3CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C
5.0AV:N/AC:L/Au:N/C:N/I:N/A:P/E:ND/RL:OF/RC:C

Problem types

Integer Overflow

Numeric Error

Product status

0.5.0
affected

0.5.1
affected

0.5.2
affected

Timeline

2026-03-27:Advisory disclosed
2026-03-27:VulDB entry created
2026-03-27:VulDB entry last update

Credits

zzxzzb (VulDB User) reporter

References

vuldb.com/?id.353874 (VDB-353874 | dloebl CGIF GIF Image cgif.c cgif_addframe integer overflow) vdb-entry technical-description

vuldb.com/?ctiid.353874 (VDB-353874 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.778278 (Submit #778278 | dloebl CGIF v0.4.0 to v0.5.2 Integer Overflow) third-party-advisory

github.com/dloebl/cgif/issues/110 issue-tracking

github.com/dloebl/cgif/pull/112 issue-tracking patch

github.com/...ommit/b0ba830093f4317a5d1f345715d2fa3cd2dab474 patch

github.com/dloebl/cgif/ product

cve.org (CVE-2026-4985)

nvd.nist.gov (CVE-2026-4985)

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