ALT Linux Team

Package libtar update in sisyphus_e2k on 2023-11-23

ALT-PU-2023-7541-1

Package libtar updated to version 1.2.20-alt3.git.6d0ab4c for branch sisyphus_e2k.

Closed vulnerabilities

Published: 2022-08-10
Modified: 2024-11-21

CVE-2021-33643

An attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longlink, causing an out-of-bounds read.

Severity: CRITICAL (9.1) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
References:
Published: 2022-08-10
Modified: 2024-11-21

CVE-2021-33644

An attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longname, causing an out-of-bounds read.

Severity: HIGH (8.1) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
References:
Published: 2022-08-10
Modified: 2024-11-21

CVE-2021-33645

The th_read() function doesn’t free a variable t->th_buf.gnu_longlink after allocating memory, which may cause a memory leak.

Severity: HIGH (7.5) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References:
Published: 2022-08-10
Modified: 2024-11-21

CVE-2021-33646

The th_read() function doesn’t free a variable t->th_buf.gnu_longname after allocating memory, which may cause a memory leak.

Severity: HIGH (7.5) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References:
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Version: 2.1.0
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