Medium [CVE-2026-93544] Denial of Service via out-of-bounds read in XIQueryDevice reply parsing
This medium-severity Red Hat Linux advisory covers CVE-2026-93544; related products: Red Hat Hardened Images, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 6.
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Summary
Denial of Service via out-of-bounds read in XIQueryDevice reply parsing. Red Hat rates this moderate (CVSS 6.5).
Weakness: CWE-125. Red Hat lists fixing advisory RHSA-2026:71839 with package libxi-main-1.8.3-2.1.hum1.
Affected products named by the advisory: Red Hat Hardened Images; Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7; and 3 more.
Affected products named by the advisory: Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat package: libxi.
- < 1.8.4
Official advisory · high-confidence parse· fetched 8 days ago·verify at source
- libxi-main-1.8.3-2.1.hum1
- RHSA-2026:71839
Official advisory · high-confidence parse· fetched 8 days ago·verify at source
Mitigation checklist
- Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
Official advisory · high-confidence parse· fetched 8 days ago·verify at source
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