Bug 2542378 (CVE-2026-94284)
| Summary: | CVE-2026-94284 libX11: libX11: Denial of Service via out-of-bounds read in XIM trigger-key registration parser | ||
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| Product: | [Other] Security Response | Reporter: | OSIDB Bzimport <bzimport> |
| Component: | vulnerability | Assignee: | Product Security DevOps Team <prodsec-dev> |
| Status: | NEW --- | QA Contact: | |
| Severity: | medium | Docs Contact: | |
| Priority: | medium | ||
| Version: | unspecified | CC: | rhel-process-autobot, watson-tool-maintainers |
| Target Milestone: | --- | Keywords: | Security |
| Target Release: | --- | ||
| Hardware: | All | ||
| OS: | Linux | ||
| Whiteboard: | |||
| Fixed In Version: | Doc Type: | --- | |
| Doc Text: |
A flaw was found in libX11. An out-of-bounds read vulnerability exists in the X Input Method (XIM) trigger-key registration parser. A malicious X server can exploit this flaw by sending specially crafted trigger-key registration data to connected client applications, causing them to crash and resulting in a Denial of Service (DoS).
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Story Points: | --- |
| Clone Of: | Environment: | ||
| Last Closed: | Type: | --- | |
| Regression: | --- | Mount Type: | --- |
| Documentation: | --- | CRM: | |
| Verified Versions: | Category: | --- | |
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
| Cloudforms Team: | --- | Target Upstream Version: | |
| Embargoed: | |||
| Bug Depends On: | 2542983 | ||
| Bug Blocks: | |||
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Description
OSIDB Bzimport
2026-09-28 09:01:59 UTC
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