openEuler update for libarchive

1) Integer overflow

EUVDB-ID: #VU85183

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-20696

CWE-ID: CWE-190 - Integer overflow

Exploit availability: Yes

Description

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

The vulnerability exists due to integer overflow within the rar4 reader in Libarchive. A remote user can trick a victim to open a specially crafted file and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP4 - 24.03 LTS

libarchive-help: before 3.4.3-8

libarchive-debugsource: before 3.4.3-8

libarchive-devel: before 3.4.3-8

libarchive-debuginfo: before 3.4.3-8

libarchive: before 3.4.3-8

CPE2.3

• cpe:2.3:o:openeuler:openeuler:20.03:LTS SP4:*:*:*:*:*:*
• cpe:2.3:o:openeuler:openeuler:22.03:LTS SP1:*:*:*:*:*:*
• cpe:2.3:o:openeuler:openeuler:22.03:LTS SP3:*:*:*:*:*:*
• cpe:2.3:o:openeuler:libarchive-help:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:libarchive-debugsource:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:libarchive-devel:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:libarchive-debuginfo:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:libarchive:*:*:*:*:*:openeuler:*:*

External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1715

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.