CVE-2021-38171

Katalog CVE

CVSS 9.8 · Critical EPSS 2,4%

Kerentanan Unchecked Return Value pada ffmpeg, debian linux. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

adts_decode_extradata in libavformat/adtsenc.c in FFmpeg 4.4 does not check the init_get_bits return value, which is a necessary step because the second argument to init_get_bits can be crafted.

Rincian

Terbit di NVD

21 Agustus 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

9.8 (Critical), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-252: Unchecked Return Value

EPSS (30 hari)

2,4% peluang dieksploitasi; lebih tinggi dari 83,6% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/FFmpeg/FFmpeg/commit/9ffa49496d1aae4cbbb387aac28a9e061a6ab0a6 patch · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/11/msg00012.html mailing list · advisory pihak ketiga
• https://www.debian.org/security/2021/dsa-4990 advisory pihak ketiga
• https://www.debian.org/security/2021/dsa-4998 advisory pihak ketiga
• https://patchwork.ffmpeg.org/project/ffmpeg/patch/AS8P193MB12542A86E22F8207EC971930B6F19%40AS8P193MB1254.EURP1...
• https://security.gentoo.org/glsa/202312-14