Bug 2542278 - CVE-2026-100889 opendkim: opendkim: Denial of Service via off-by-one error in dkim_qp_decode [epel-all]
Summary: CVE-2026-100889 opendkim: opendkim: Denial of Service via off-by-one error in...
Keywords:
Status: NEW
Alias: None
Product: Fedora EPEL
Classification: Fedora
Component: opendkim
Version: epel10
Hardware: Unspecified
OS: Unspecified
high
high
Target Milestone: ---
Assignee: Jonathan Wright
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["ccbd3f09-745e-451d-9267-1...
Depends On:
Blocks: CVE-2026-100889
TreeView+ depends on / blocked
 
Reported: 2026-09-28 02:43 UTC by Ganesh
Modified: 2026-09-28 02:43 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Type: ---
Embargoed:


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Description Ganesh 2026-09-28 02:43:26 UTC
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

A vulnerability was detected in Trusted Domain Project OpenDKIM up to 2.11.0. Affected is the function dkim_qp_decode of the file util.c of the component Decoder. The manipulation results in off-by-one. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.


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