Debian update for ghostscript



Published: 2024-08-29
Risk High
Patch available YES
Number of vulnerabilities 4
CVE-ID CVE-2024-29506
CVE-2024-29507
CVE-2024-29508
CVE-2024-29509
CWE-ID CWE-121
CWE-122
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Debian Linux
Operating systems & Components / Operating system

ghostscript (Debian package)
Operating systems & Components / Operating system package or component

Vendor Debian

Security Bulletin

This security bulletin contains information about 4 vulnerabilities.

1) Stack-based buffer overflow

EUVDB-ID: #VU93813

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-29506

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error in the pdfi_apply_filter() function via a long PDF filter name. A remote attacker can pass a specially crafted file to the application, trigger a stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update ghostscript package to version 10.0.0~dfsg-11+deb12u5.

Vulnerable software versions

Debian Linux: All versions

ghostscript (Debian package): before 10.0.0~dfsg-11+deb12u5

External links

http://lists.debian.org/debian-security-announce/2024/msg00173.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) Stack-based buffer overflow

EUVDB-ID: #VU93814

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-29507

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error when processing the CIDFSubstPath and CIDFSubstFont parameters. A remote attacker can trigger a stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update ghostscript package to version 10.0.0~dfsg-11+deb12u5.

Vulnerable software versions

Debian Linux: All versions

ghostscript (Debian package): before 10.0.0~dfsg-11+deb12u5

External links

http://lists.debian.org/debian-security-announce/2024/msg00173.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.

3) Heap-based buffer overflow

EUVDB-ID: #VU93815

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-29508

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error within the pdf_base_font_alloc() function. A remote attacker can pass specially crafted PDF file to the application, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update ghostscript package to version 10.0.0~dfsg-11+deb12u5.

Vulnerable software versions

Debian Linux: All versions

ghostscript (Debian package): before 10.0.0~dfsg-11+deb12u5

External links

http://lists.debian.org/debian-security-announce/2024/msg00173.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.

4) Heap-based buffer overflow

EUVDB-ID: #VU93812

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-29509

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to crash the application.

The vulnerability exists due to a boundary error when parsing passwords, when PDFPassword (e.g., for runpdf) has a 00 byte in the middle. A remote attacker can trick the victim to pass a specially crafted password to the application, trigger a heap-based buffer overflow and crash it.

Mitigation

Update ghostscript package to version 10.0.0~dfsg-11+deb12u5.

Vulnerable software versions

Debian Linux: All versions

ghostscript (Debian package): before 10.0.0~dfsg-11+deb12u5

External links

http://lists.debian.org/debian-security-announce/2024/msg00173.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.



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