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CVE-2026-112272— libdisplay-info 0.4.0 Heap Out-of-Bounds Read via DisplayID v2 Parser

Quick assessment

Affected
emersion libdisplay-info
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Libdisplay-info 0.4.0 版本在 displayid2.c 文件的 DisplayID v2 区段解析器中存在堆越界读取漏洞。攻击者可利用过大的数据块长度，读取超出 EDID 缓冲区的内存。攻击者可通过提供由恶意显示器、KVM 切换器、采集设备或文件生成的特制 EDID，使解析游标过度推进，从而导致应用程序崩溃。

CVSS 5.5 · Medium EPSS 0.20% · P9

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
emersion libdisplay-info 0.4.0 affected
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I. Basic Information for CVE-2026-112272

Vulnerability Information
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Vulnerability Title
libdisplay-info 0.4.0 Heap Out-of-Bounds Read via DisplayID v2 Parser
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
emersion libdisplay-info 0.4.0 -

II. Public POCs for CVE-2026-112272

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III. Intelligence Information for CVE-2026-112272

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Patches & Fixes for CVE-2026-112272 (1)

Vendor Advisories for CVE-2026-112272 (1)

Vendor Pages for CVE-2026-112272 (1)

IV. Related Vulnerabilities

Same product: libdisplay-info
Same vendor: emersion
Same weakness: CWE-125