CVE-2021-20270

Katalog CVE

CVSS 7.5 · High EPSS 2,8%

Kerentanan Loop with Unreachable Exit Condition ('Infinite Loop') pada pygments, redhat openshift container platform +5 lainnya. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

An infinite loop in SMLLexer in Pygments versions 1.5 to 2.7.3 may lead to denial of service when performing syntax highlighting of a Standard ML (SML) source file, as demonstrated by input that only contains the "exception" keyword.

Rincian

Terbit di NVD

23 Maret 2021

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-835: Loop with Unreachable Exit Condition ('Infinite Loop')

EPSS (30 hari)

2,8% peluang dieksploitasi; lebih tinggi dari 85,9% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://bugzilla.redhat.com/show_bug.cgi?id=1922136 issue tracking · patch · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/05/msg00003.html mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/05/msg00006.html mailing list · advisory pihak ketiga
• https://www.debian.org/security/2021/dsa-4889 advisory pihak ketiga
• https://www.oracle.com/security-alerts/cpuoct2021.html not applicable · advisory pihak ketiga