CVE-2025-6271

| EUVD-2025-18692 LOW
2025-06-19 [email protected]
3.3
CVSS 3.1

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

Lifecycle Timeline

5
Patch Released
Mar 31, 2026 - 21:13 nvd
Patch available
Analysis Generated
Mar 15, 2026 - 00:08 vuln.today
EUVD ID Assigned
Mar 15, 2026 - 00:08 euvd
EUVD-2025-18692
PoC Detected
Jul 02, 2025 - 19:03 vuln.today
Public exploit code
CVE Published
Jun 19, 2025 - 18:15 nvd
LOW 3.3

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.

Analysis

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.

Technical Context

A buffer overflow occurs when data written to a buffer exceeds its allocated size, potentially overwriting adjacent memory and corrupting program state.

Affected Products

Affected products: Swftools Swftools

Remediation

Use memory-safe languages or bounds-checked functions. Enable ASLR, DEP/NX, and stack canaries. Apply vendor patches promptly.

Priority Score

37
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +16
POC: +20

Vendor Status

Ubuntu

Priority: Medium
swftools
Release Status Version
xenial needs-triage -
bionic needs-triage -
jammy DNE -
noble DNE -
oracular DNE -
plucky DNE -
upstream needs-triage -
questing DNE -

Debian

swftools
Release Status Fixed Version Urgency
(unstable) fixed (unfixed) -

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CVE-2025-6271 vulnerability details – vuln.today

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