Anolis OS update for harfbuzz

1) Input validation error

EUVDB-ID: #VU72050

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-25193

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in hb-ot-layout-gsubgpos.hh. A remote attacker can use consecutive marks during the process of looking back for base glyphs when attaching marks and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

harfbuzz-doc: before 2.7.4-10.0.1

harfbuzz-icu: before 2.7.4-10.0.1

harfbuzz-devel: before 2.7.4-10.0.1

harfbuzz: before 2.7.4-10.0.1

CPE2.3

• cpe:2.3:o:openanolis:anolis_os:8:*:*:*:*:*:*:*
• cpe:2.3:a:openanolis:harfbuzz-doc:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:a:openanolis:harfbuzz-icu:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:a:openanolis:harfbuzz-devel:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:a:openanolis:harfbuzz:*:*:*:*:*:anolis_os:*:*

External links

https://anas.openanolis.cn/errata/detail/ANSA-2024:0504

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.