CVE-2021-3496

Katalog CVE

CVSS 7.8 · High EPSS 1,1%

Kerentanan Improper Restriction of Operations within the Bounds of a Memory Buffer pada jhead project jhead. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

A heap-based buffer overflow was found in jhead in version 3.06 in Get16u() in exif.c when processing a crafted file.

Rincian

Terbit di NVD

22 April 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-787: Out-of-bounds Write

EPSS (30 hari)

1,1% peluang dieksploitasi; lebih tinggi dari 63,8% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/Matthias-Wandel/jhead/issues/33 exploit · patch · advisory pihak ketiga
• https://bugzilla.redhat.com/show_bug.cgi?id=1949245 issue tracking · advisory pihak ketiga
• https://security.gentoo.org/glsa/202210-17 advisory pihak ketiga