Gentoo update for Poppler

Published: 2022-09-29

Risk	Critical
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2021-30860 CVE-2022-38784
CWE-ID	CWE-190
Exploitation vector	Network
Public exploit	Vulnerability #1 is being exploited in the wild.
Vulnerable software Subscribe	Gentoo Linux Operating systems & Components / Operating system app-text/poppler Operating systems & Components / Operating system package or component
Vendor	Gentoo

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Integer overflow

EUVDB-ID: #VU56067

Risk: Critical

CVSSv3.1: 8.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2021-30860

CWE-ID: CWE-190 - Integer overflow

Exploit availability: Yes

Description

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

The vulnerability exists due to integer overflow when processing PDF files within the CoreGraphics component. A remote attacker can trick the victim to open a specially crafted PDF file, trigger integer overflow and execute arbitrary code on the target system.

Note, the vulnerability is being active exploited in-the-wild via the FORCEDENTRY tool against Bahraini activists.

Mitigation

Update the affected packages.
app-text/poppler to version: 22.09.0

Vulnerable software versions

Gentoo Linux: All versions

app-text/poppler: before 22.09.0

CPE2.3

cpe:2.3:o:gentoo:gentoo_linux:*:*:*:*:*:*:*:

External links

http://security.gentoo.org/glsa/202209-21

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?

Yes. This vulnerability is being exploited in the wild.

2) Integer overflow

EUVDB-ID: #VU67055

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-38784