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openSUSE: 2023:4983-1 Moderate: Timing Attack Fix in Gnutls

opensuse
Calendar Grey December 28, 2023
Dist Opensuse Esm H88
The recent GnuTLS security advisory highlights a vulnerability related to a timing attack in the RSA-PSK key exchange protocol, impacting several versions of SUSE Linux.
This update for gnutls fixes the following issues: CVE-2023-5981: Fixed timing side-channel inside RSA-PSK key exchange (bsc#1217277).

Description

This update for gnutls fixes the following issues:

* CVE-2023-5981: Fixed timing side-channel inside RSA-PSK key exchange

(bsc#1217277).

Topics%20covered

Topics Covered

security advisory moderate update timing attack gnutls openSUSE patch instructions

Patch

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like

YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

* openSUSE Leap 15.4

zypper in -t patch openSUSE-SLE-15.4-2023-4983=1 SUSE-2023-4983=1

* openSUSE Leap Micro 5.4

zypper in -t patch openSUSE-Leap-Micro-5.4-2023-4983=1

* openSUSE Leap 15.5

zypper in -t patch openSUSE-SLE-15.5-2023-4983=1

* SUSE Linux Enterprise Micro for Rancher 5.4

zypper in -t patch SUSE-SLE-Micro-5.4-2023-4983=1

* SUSE Linux Enterprise Micro 5.4

zypper in -t patch SUSE-SLE-Micro-5.4-2023-4983=1

* SUSE Linux Enterprise Micro 5.5

zypper in -t patch SUSE-SLE-Micro-5.5-2023-4983=1

* Basesystem Module 15-SP4

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP4-2023-4983=1

* Basesystem Module 15-SP5

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP5-2023-4983=1

Package List

* openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)

* libgnutlsxx-devel-3.7.3-150400.4.38.1

* libgnutlsxx28-3.7.3-150400.4.38.1

* gnutls-debugsource-3.7.3-150400.4.38.1

* libgnutls30-hmac-3.7.3-150400.4.38.1

* libgnutlsxx28-debuginfo-3.7.3-150400.4.38.1

* gnutls-debuginfo-3.7.3-150400.4.38.1

* libgnutls30-3.7.3-150400.4.38.1

* gnutls-guile-debuginfo-3.7.3-150400.4.38.1

* gnutls-guile-3.7.3-150400.4.38.1

* libgnutls-devel-3.7.3-150400.4.38.1

* gnutls-3.7.3-150400.4.38.1

* libgnutls30-debuginfo-3.7.3-150400.4.38.1

* openSUSE Leap 15.4 (x86_64)

* libgnutls-devel-32bit-3.7.3-150400.4.38.1

* libgnutls30-32bit-debuginfo-3.7.3-150400.4.38.1

* libgnutls30-32bit-3.7.3-150400.4.38.1

* libgnutls30-hmac-32bit-3.7.3-150400.4.38.1

* openSUSE Leap 15.4 (aarch64_ilp32)

* libgnutls30-64bit-3.7.3-150400.4.38.1

* libgnutls30-hmac-64bit-3.7.3-150400.4.38.1

* libgnutls-devel-64bit-3.7.3-150400.4.38.1

* libgnutls30-64bit-debuginfo-3.7.3-150400.4.38.1

* openSUSE Leap Micro 5.4 (aarch64 s390x x86_64)

*...

Read the Full Advisory

References

* bsc#1217277

## References:

* https://www.suse.com/security/cve/CVE-2023-5981.html

* https://bugzilla.suse.com/show_bug.cgi?id=1217277

Announcement ID: SUSE-SU-2023:4983-1
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate update timing attack gnutls openSUSE patch instructions

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