GNU Bison up to 3.8.2 src/scan-code.c code_free double free 🚫 [False Positive]

Noticeinfo

⚠️ This issue seems to be a false positive. Please check the referenced sources and consider omitting this entry entirely. The issue could not be reproduced from a GNU Bison 3.8.2 tarball run in a Fedora 42 container. Additional analysis indicates that the files referenced in the stack trace do not exist in Bison.

Productinfo

Vendor

• GNU

Name

• Bison

Version

• 3.8.0
• 3.8.1
• 3.8.2

License

• open-source

Website

• Vendor: https://www.gnu.org/

Timelineinfo

08/08/2025 Advisory disclosed
08/08/2025 +0 days VulDB entry created
11/04/2025 +87 days VulDB entry last update

Sourcesinfo

Vendor: gnu.org

Advisory: 115
False Positive: Yes
Disputed: 🔍

CVE: CVE-2025-8734 (🔒)
GCVE (CVE): GCVE-0-2025-8734
GCVE (VulDB): GCVE-100-319230
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔒

Entryinfo

Created: 08/08/2025 10:02
Updated: 11/04/2025 00:24
Changes: 08/08/2025 10:02 (56), 08/08/2025 21:39 (1), 08/09/2025 02:56 (30), 08/19/2025 06:30 (3), 08/19/2025 08:59 (1), 08/23/2025 23:32 (2), 10/28/2025 02:36 (1), 11/04/2025 00:24 (3)
Complete: 🔍
Cache ID: 216::103

Submitinfo

Accepted

• Submit #622300: GNU Bison Bison the newest master(2ceaf03-Jul10 in https://cgit.git.savannah.gnu.org/cgit/bison.git) Memory Corruption Vulnerability (Double Free) (by github.com)

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