CVE-2026-116124— GNOME libgsf OLE2 gsf-infile-msole.c ole_info_read_metabat heap-based overflow

Quick assessment

Affected

GNOME libgsf

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.

在 GNOME libgsf 1.14.60 及更早版本中发现了一个安全漏洞。受影响的组件是 OLE2 解析器中的文件 gsf/gsf-infile-msole.c，具体涉及函数 ole_info_read_metabat。该漏洞可通过恶意操作引发基于堆的缓冲区溢出。攻击可远程发起。修复此问题的补丁标识为 a8e25560b74f84c3f86df6ca0ac59195fa5af68a。建议应用该补丁以修复此问题。

CVSS 6.3 · Medium Updated Oct 26, 2026

Possible ATT&CK Techniques 2 AI

T1203 · Exploitation for Client Execution T1190 · Exploit Public-Facing Application

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Vulnerability Information

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Vulnerability Title

GNOME libgsf OLE2 gsf-infile-msole.c ole_info_read_metabat heap-based overflow

Source: CVE Program / CVE List V5

Vulnerability Description

A security vulnerability has been detected in GNOME libgsf up to 1.14.60. The impacted element is the function ole_info_read_metabat of the file gsf/gsf-infile-msole.c of the component OLE2 Parser. The manipulation leads to heap-based buffer overflow. The attack can be initiated remotely. The identifier of the patch is a8e25560b74f84c3f86df6ca0ac59195fa5af68a. It is recommended to apply a patch to fix this issue.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

Source: CVE Program / CVE List V5

Vulnerability Type

堆缓冲区溢出

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
GNOME	libgsf	1.14.0	`cpe:2.3:a:gnome:libgsf::::::::`

II. Public POCs for CVE-2026-116124

#	POC Description	Source Link	Shenlong Link

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III. Intelligence Information for CVE-2026-116124

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Other References for CVE-2026-116124 (5)

https://gitlab.gnome.org/GNOME/libgsf/-/commit/a8e25560b74f84c3f86df6ca0ac59195fa5af68a broken-link patch
https://www.gnome.org/ product
https://vuldb.com/cve/CVE-2026-116124 third-party-advisory
https://vuldb.com/vuln/426192/cti signature permissions-required
https://vuldb.com/submit/1004965 third-party-advisory

https://www.cve.org/CVERecord?id=CVE-2026-116124

IV. Related Vulnerabilities

Same vendor: GNOME

Same weakness: CWE-122