SUSE update for gnutls

1) Resource exhaustion

EUVDB-ID: #VU104044

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-2024-12243

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 libtasn1 does not properly control consumption of internal resources when decoding certain DER-encoded certificate data. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Update the affected package gnutls to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Micro: 5.1 - 5.2

gnutls: before 3.6.7-150200.14.34.1

gnutls-debugsource: before 3.6.7-150200.14.34.1

libgnutls30-hmac: before 3.6.7-150200.14.34.1

gnutls-debuginfo: before 3.6.7-150200.14.34.1

libgnutls30: before 3.6.7-150200.14.34.1

libgnutls30-debuginfo: before 3.6.7-150200.14.34.1

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_micro_for_rancher:5.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_micro:5.1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_micro:5.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:gnutls:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:gnutls-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:libgnutls30-hmac:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:gnutls-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:libgnutls30:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:libgnutls30-debuginfo:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2025/suse-su-20250727-1/

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.