SUSE update for gnutls

1) Double Free

EUVDB-ID: #VU65915

Risk: High

CVSSv4.0: 6.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-2509

CWE-ID: CWE-415 - Double Free

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 gnutls_pkcs7_verify() function when verifying the pkcs7 signatures. A remote attacker can pass specially crafted data to the application, trigger a double free error 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 gnutls to the latest version.

Vulnerable software versions

SUSE Manager Retail Branch Server: 4.3

SUSE Manager Server: 4.3

SUSE Manager Proxy: 4.3

SUSE Linux Enterprise Module for Basesystem: 15-SP4

SUSE Linux Enterprise Desktop: 15-SP4

SUSE Linux Enterprise Server: 15-SP4

openSUSE Leap: 15.4

SUSE Linux Enterprise Server for SAP Applications: 15-SP4

SUSE Linux Enterprise High Performance Computing: 15-SP4

libgnutls30-hmac-32bit: before 3.7.3-150400.4.10.1

libgnutls30-32bit-debuginfo: before 3.7.3-150400.4.10.1

libgnutls30-32bit: before 3.7.3-150400.4.10.1

libgnutls-devel-32bit: before 3.7.3-150400.4.10.1

libgnutlsxx28-debuginfo: before 3.7.3-150400.4.10.1

libgnutlsxx28: before 3.7.3-150400.4.10.1

libgnutlsxx-devel: before 3.7.3-150400.4.10.1

libgnutls30-hmac: before 3.7.3-150400.4.10.1

libgnutls30-debuginfo: before 3.7.3-150400.4.10.1

libgnutls30: before 3.7.3-150400.4.10.1

libgnutls-devel: before 3.7.3-150400.4.10.1

gnutls-guile-debuginfo: before 3.7.3-150400.4.10.1

gnutls-guile: before 3.7.3-150400.4.10.1

gnutls-debugsource: before 3.7.3-150400.4.10.1

gnutls-debuginfo: before 3.7.3-150400.4.10.1

gnutls: before 3.7.3-150400.4.10.1

CPE2.3

• cpe:2.3:o:suse:suse_manager_retail_branch_server:4.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_server:4.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_proxy:4.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_module_for_basesystem:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_desktop:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse_leap:15.4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:libgnutls30-hmac-32bit:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:libgnutls30-32bit-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:libgnutls30-32bit:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:libgnutls-devel-32bit:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:libgnutlsxx28-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:libgnutlsxx28:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:libgnutlsxx-devel:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:libgnutls30-hmac:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:libgnutls30-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:libgnutls30:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:libgnutls-devel:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:gnutls-guile-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:gnutls-guile:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:gnutls-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:gnutls-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:gnutls:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2022/suse-su-20222919-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.