CVE-2021-29482

Katalog CVE

CVSS 7.5 · High EPSS 1,4%

Kerentanan Loop with Unreachable Exit Condition ('Infinite Loop') pada xz project xz. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

xz is a compression and decompression library focusing on the xz format completely written in Go. The function readUvarint used to read the xz container format may not terminate a loop provide malicous input. The problem has been fixed in release v0.5.8. As a workaround users can limit the size of the compressed file input to a reasonable size for their use case. The standard library had recently the same issue and got the CVE-2020-16845 allocated.

Rincian

Terbit di NVD

28 April 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)

1,4% peluang dieksploitasi; lebih tinggi dari 72,4% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/ulikunitz/xz/commit/69c6093c7b2397b923acf82cb378f55ab2652b9b patch · advisory pihak ketiga
• https://github.com/ulikunitz/xz/security/advisories/GHSA-25xm-hr59-7c27 advisory pihak ketiga