PT-2023-30005 · FFmpeg · Ffmpeg

Cole Dilorenzo · Publicado 2023-10-27 · Atualizado 2026-02-06 · CVE-2023-46407

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Média

Vetor base

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions FFmpeg versions prior to commit bf814

Description The issue is related to an out of bounds read via the dist->alphabet size variable in the read vlc prefix() function.

Recommendations For versions prior to commit bf814, consider applying a patch that fixes the out of bounds read issue in the read vlc prefix() function. As a temporary workaround, consider restricting access to the read vlc prefix() function until a patch is available.

Correção

Out of bounds Read

Enumeração de Fraquezas

CWE-125

Identificadores relacionados

CLEANSTART-2026-EZ98723

CLEANSTART-2026-PS82605

CLEANSTART-2026-XE32069

CVE-2023-46407

Produtos afetados

Ffmpeg

Referências · 138

• https://github.com/FFmpeg/FFmpeg/commit/bf814387f42e9b0dea9d75c03db4723c88e7d962 · Correção
• https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-PS82605 · Nota
• https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-PS82605.json · Nota
• https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-EZ98723.json · Nota
• https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-EZ98723 · Nota
• https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-XE32069.json · Nota
• https://nvd.nist.gov/vuln/detail/CVE-2018-7751 · Nota de Segurança
• https://nvd.nist.gov/vuln/detail/CVE-2019-1000016 · Nota de Segurança
• https://twitter.com/CVEnew/status/1717985465473929411 · Publicação no Twitter
• https://osv.dev/vulnerability/CVE-2018-1999010 · Nota
• https://osv.dev/vulnerability/CVE-2021-38291 · Nota
• https://nvd.nist.gov/vuln/detail/CVE-2019-9718 · Nota de Segurança
• https://osv.dev/vulnerability/CVE-2018-13304 · Nota
• https://osv.dev/vulnerability/CVE-2020-24020 · Nota
• https://osv.dev/vulnerability/CVE-2020-22042 · Nota