Detections
Analytics

SCA: security update for github.com/ulikunitz/xz (GHSA-25xm-hr59-7c27)

high Tenable Self-Hosted Container Security Plugin ID 431919

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - 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. (CVE-2021-29482)

See Also

https://github.com/advisories/GHSA-25xm-hr59-7c27

Plugin Details

Severity: High

ID: 431919

Version: Revision 1.3

Type: Local

Family: SCA Checks

Published: 8/7/2025

Updated: 7/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.18

Vendor

Vendor Severity: High

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS Score Source: CVE-2021-29482

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 5/25/2021

Vulnerability Publication Date: 4/28/2021

Reference Information

CVE: CVE-2021-29482

cwe: CWE-835