CVE-2021-20304: openexr

csirt@kutim:~/threat-intel/cve/CVE-2021-20304

CVSS 7.5 · High EPSS 1,9%

Kerentanan Integer Overflow or Wraparound pada openexr. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

A flaw was found in OpenEXR's hufDecode functionality. This flaw allows an attacker who can pass a crafted file to be processed by OpenEXR, to trigger an undefined right shift error. The highest threat from this vulnerability is to system availability.

Rincian

Terbit di NVD: 23 Agustus 2022
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 7.5 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-190: Integer Overflow or Wraparound
EPSS (30 hari): 1,9% peluang dieksploitasi; lebih tinggi dari 79,5% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
openexr	openexr	Semua versi hingga 2.5.7

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://github.com/AcademySoftwareFoundation/openexr/commit/51a92d67f53c08230734e74564c807043cbfe41e patch · advisory pihak ketiga
https://github.com/AcademySoftwareFoundation/openexr/pull/849 patch · advisory pihak ketiga
https://access.redhat.com/security/cve/CVE-2021-20304 advisory pihak ketiga
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26229 exploit · mailing list · advisory pihak ketiga
https://bugzilla.redhat.com/show_bug.cgi?id=1939157 issue tracking · advisory pihak ketiga
https://security.gentoo.org/glsa/202210-31 advisory pihak ketiga

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.