Debian update for libtasn1-6



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-12133
CWE-ID CWE-400
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Debian Linux
Operating systems & Components / Operating system

libtasn1-6 (Debian package)
Operating systems & Components / Operating system package or component

Vendor Debian

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Resource exhaustion

EUVDB-ID: #VU103980

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-2024-12133

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

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

The vulnerability exists due to application does not properly control consumption of internal resources processing a large number of SEQUENCE OF or SET OF elements in a certificate. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Update libtasn1-6 package to version 4.19.0-2+deb12u1.

Vulnerable software versions

Debian Linux: All versions

libtasn1-6 (Debian package): before 4.19.0-2+deb12u1

CPE2.3 External links

https://lists.debian.org/debian-security-announce/2025/msg00025.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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