CVE-2026-112272libdisplay-info 0.4.0 Heap Out-of-Bounds Read via DisplayID v2 Parser
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No exploitation reported and no EPSS estimate yet.
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Libdisplay-info 0.4.0 contains a heap out-of-bounds read vulnerability in the DisplayID v2 section parser in displayid2.c that allows attackers to read past the EDID buffer via oversized data block lengths. Attackers can supply a crafted EDID from a malicious monitor, KVM, capture device, or file to over-advance the parse cursor and crash applications.
- CVSS
- 5.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-125
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Deferred
- Record last updated
- Oct 19, 2026
- First seen by InfoSec Signals
- Oct 19, 2026
Affected products
emersion libdisplay-info emersion:libdisplay_info (from the name) | 0.4.0 | CNA record |
References
- https://hackmd.io/@haindpwn/libdisplay-info-displayid-datablock-overrun-oob-readthird-party-advisory
- https://gitlab.freedesktop.org/emersion/libdisplay-info/-/blob/0.4.0/displayid2.c#L84-L143technical-description
- https://gitlab.freedesktop.org/emersion/libdisplay-infoproduct
- https://www.vulncheck.com/advisories/libdisplay-info-0.4.0-heap-out-of-bounds-read-via-displayid-v2-parserthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.