The flac_buffer_copy function in flac.c in libsndfile 1.0.28 allows remote attackers to cause a denial of service (buffer overflow and application crash) or possibly have unspecified other impact via a crafted audio file.
https://security.gentoo.org/glsa/201811-23
https://lists.debian.org/debian-lts-announce/2018/12/msg00016.html
https://blogs.gentoo.org/ago/2017/04/29/libsndfile-global-buffer-overflow-in-flac_buffer_copy-flac-c/
Source: Mitre, NVD
Published: 2017-04-30
Updated: 2025-04-20
Base Score: 6.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 8.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.01526