CVE-2025-8734

A vulnerability classified as problematic has been found in GNU Bison up to 3.8.2. Affected is the function code_free of the file src/scan-code.c. The manipulation leads to double free. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used.

CVSS v3 3.3 LOW
CVSS v2.0 1.7 LOW

3.3^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.8 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

1.7^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:S/C:N/I:N/A:P

Exploitability : 3.1 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://drive.google.com/file/d/123Qe44FaC-GP88dWNl9-6H4jLWUcXYNZ/view?usp=drive_link
https://github.com/akimd/bison/issues/115
https://vuldb.com/?ctiid.319230
https://vuldb.com/?id.319230
https://vuldb.com/?submit.622300
https://www.gnu.org/

Configurations

No configuration.

History

08 Aug 2025, 18:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-08-08 18:15

Updated : 2025-08-08 20:30

NVD link : CVE-2025-8734

Mitre link : CVE-2025-8734

CVE.ORG link : CVE-2025-8734

JSON object : View

Products Affected

No product.

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-415

Double Free

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