Amazon Linux AMI update for harfbuzz

Published: 2024-08-06

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2022-33068 CVE-2023-25193
CWE-ID	CWE-190 CWE-20
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Amazon Linux AMI Operating systems & Components / Operating system harfbuzz Operating systems & Components / Operating system package or component
Vendor	Amazon Web Services

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Integer overflow

EUVDB-ID: #VU65442

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-2022-33068

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

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

The vulnerability exists due to integer overflow in hb-ot-shape-fallback.cc. A remote attacker can pass specially crafted data to the application, trigger integer overflow and crash the application.

Mitigation

Update the affected packages:

aarch64:
    harfbuzz-debuginfo-7.0.0-2.amzn2023.0.1.aarch64
    harfbuzz-icu-debuginfo-7.0.0-2.amzn2023.0.1.aarch64
    harfbuzz-icu-7.0.0-2.amzn2023.0.1.aarch64
    harfbuzz-devel-debuginfo-7.0.0-2.amzn2023.0.1.aarch64
    harfbuzz-7.0.0-2.amzn2023.0.1.aarch64
    harfbuzz-devel-7.0.0-2.amzn2023.0.1.aarch64
    harfbuzz-debugsource-7.0.0-2.amzn2023.0.1.aarch64

src:
    harfbuzz-7.0.0-2.amzn2023.0.1.src

x86_64:
    harfbuzz-icu-7.0.0-2.amzn2023.0.1.x86_64
    harfbuzz-debuginfo-7.0.0-2.amzn2023.0.1.x86_64
    harfbuzz-icu-debuginfo-7.0.0-2.amzn2023.0.1.x86_64
    harfbuzz-devel-debuginfo-7.0.0-2.amzn2023.0.1.x86_64
    harfbuzz-7.0.0-2.amzn2023.0.1.x86_64
    harfbuzz-devel-7.0.0-2.amzn2023.0.1.x86_64
    harfbuzz-debugsource-7.0.0-2.amzn2023.0.1.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

harfbuzz: All versions

CPE2.3

External links

https://alas.aws.amazon.com/AL2023/ALAS-2023-111.html

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.

2) Input validation error

EUVDB-ID: #VU72050