CVE-2026-112272
libdisplay-info 0.4.0 Heap Out-of-Bounds Read via DisplayID v2 Parser
CVSS Score
5.5
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-125 |
| Vendor | emersion |
| Product | libdisplay-info |
| Published | Oct 19, 2026 |
| Last Updated | Oct 19, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
emersion / libdisplay-info
0.4.0
References
hackmd.io: https://hackmd.io/@haindpwn/libdisplay-info-displayid-datablock-overrun-oob-read gitlab.freedesktop.org: https://gitlab.freedesktop.org/emersion/libdisplay-info/-/blob/0.4.0/displayid2.c#L84-L143 gitlab.freedesktop.org: https://gitlab.freedesktop.org/emersion/libdisplay-info vulncheck.com: https://www.vulncheck.com/advisories/libdisplay-info-0.4.0-heap-out-of-bounds-read-via-displayid-v2-parser
Credits
HaiND from the Post and Telecommunication Institute of Technology