CVE-2025-6271

LOW

swftools <0.9.2 - Out-of-Bounds Read

Title source: llm
STIX 2.1

Description

A vulnerability, which was classified as problematic, was found in swftools up to 0.9.2. This affects the function wav_convert2mono in the library lib/wav.c of the component wav2swf. The manipulation leads to out-of-bounds read. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used.

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.313275
Permissions Required, Third Party Advisory, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.313275
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.593005
Exploit, Third Party Advisory issue-tracking
https://github.com/swftools/swftools/issues/239

Scores

CVSS v3 3.3
EPSS 0.0015
EPSS Percentile 34.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-119 CWE-125
Status published
Products (1)
swftools/swftools < 0.9.2
Published Jun 19, 2025
Tracked Since Feb 18, 2026