Slackware Linux update for expat

1) Integer overflow

EUVDB-ID: #VU60114

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-2022-23990

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

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

The vulnerability exists due to integer overflow in the doProlog() function. A remote attacker can pass specially crafted data to the application, trigger integer 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 package expat.

Vulnerable software versions

Slackware Linux: 14.0 - 14.2

CPE2.3

• cpe:2.3:o:slackware:slackware_linux:14.0:*:*:*:*:*:*:*
• cpe:2.3:o:slackware:slackware_linux:14.1:*:*:*:*:*:*:*
• cpe:2.3:o:slackware:slackware_linux:14.2:*:*:*:*:*:*:*

External links

https://www.slackware.com/security/viewer.php?l=slackware-security&y=2022&m=slackware-security.412000

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.