Gentoo update for GNU Tar



Published: 2024-02-18
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-48303
CWE-ID CWE-122
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Operating systems & Components / Operating system

app-arch/tar
Operating systems & Components / Operating system package or component

Vendor Gentoo

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Heap-based buffer overflow

EUVDB-ID: #VU72432

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-48303

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the from_header() function in list.c when handling V7 archives. A remote attacker can trick the victim to open a specially crafted V7 archive, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update the affected packages.
app-arch/tar to version: 1.34-r3

Vulnerable software versions

Gentoo Linux: All versions

app-arch/tar: before 1.34-r3

CPE2.3 External links

http://security.gentoo.org/glsa/202402-12


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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