CVE-2026-112272
libdisplay-info 0.4.0 Heap Out-of-Bounds Read via DisplayID v2 Parser
emersion libdisplay-info
CVSS
6.8MediumExploitationPublic exploit codeCISA's assessment says proof of concept code is public, assessed 19 Oct 2026. Not in the KEV catalogCISA via CVE List
Exploit odds (EPSS)0.20%Chance of exploitation activity in the next 30 days, higher than 8% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
What fixes it
No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.
Description
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.
Text from CVE List
Affected versions 1
- libdisplay-infoaffected: 0.4.0CVE List
References 4
- vulncheck.com/advisories/libdisplay-info-0.4.0-heap-out-of-bounds-read-via-displayid-v2-parserAdvisoryvia CVE List
- hackmd.io/@haindpwn/libdisplay-info-displayid-datablock-overrun-oob-readExploitvia CVE List
- gitlab.freedesktop.org/emersion/libdisplay-info/-/blob/0.4.0/displayid2.c#L84-L143Referencevia CVE List
- gitlab.freedesktop.org/emersion/libdisplay-infoReferencevia CVE List