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openSUSE: libcryptopp Moderate Side Channel Leak CVE-2023-50979

opensuse
Calendar Grey November 28, 2025
Scroller Opensuse
A moderate severity update for libcryptopp addresses security issues with side-channel leakage during decryption.
An update that solves one vulnerability can now be installed.

Description

This update for libcryptopp fixes the following issues:

* CVE-2023-50979: Fixed side-channel leakage during decryption with PKCS#1v1.5

padding. (bsc#1218217)

Topics%20covered

Topics Covered

security advisory moderate OpenSUSE decryption side-channel libcryptopp

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 15.6

zypper in -t patch openSUSE-SLE-15.6-2025-4310=1

* Basesystem Module 15-SP6

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP6-2025-4310=1

* Basesystem Module 15-SP7

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2025-4310=1

* openSUSE Leap 15.4

zypper in -t patch SUSE-2025-4310=1

Package List

* openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64)

* libcryptopp-devel-8.6.0-150400.3.12.1

* libcryptopp8_6_0-8.6.0-150400.3.12.1

* libcryptopp-debugsource-8.6.0-150400.3.12.1

* libcryptopp8_6_0-debuginfo-8.6.0-150400.3.12.1

* openSUSE Leap 15.6 (x86_64)

* libcryptopp8_6_0-32bit-debuginfo-8.6.0-150400.3.12.1

* libcryptopp8_6_0-32bit-8.6.0-150400.3.12.1

* Basesystem Module 15-SP6 (aarch64 ppc64le s390x x86_64)

* libcryptopp-devel-8.6.0-150400.3.12.1

* libcryptopp8_6_0-8.6.0-150400.3.12.1

* libcryptopp-debugsource-8.6.0-150400.3.12.1

* libcryptopp8_6_0-debuginfo-8.6.0-150400.3.12.1

* Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64)

* libcryptopp-devel-8.6.0-150400.3.12.1

* libcryptopp8_6_0-8.6.0-150400.3.12.1

* libcryptopp-debugsource-8.6.0-150400.3.12.1

* libcryptopp8_6_0-debuginfo-8.6.0-150400.3.12.1

* openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)

* libcryptopp-devel-8.6.0-150400.3.12.1

* libcryptopp8_6_0-8.6.0-150400.3.12.1

* libcryptopp-debugsource-8.6.0-150400.3.12.1

*...

Read the Full Advisory

References

* bsc#1218217

## References:

* https://www.suse.com/security/cve/CVE-2023-50979.html

* https://bugzilla.suse.com/show_bug.cgi?id=1218217

Announcement ID: SUSE-SU-2025:4310-1
Release Date: 2025-11-28T15:54:51Z
Affected Products: * Basesystem Module 15-SP6 * Basesystem Module 15-SP7 * openSUSE Leap 15.4 * openSUSE Leap 15.6 * SUSE Linux Enterprise Desktop 15 SP6 * SUSE Linux Enterprise Desktop 15 SP7 * SUSE Linux Enterprise Real Time 15 SP6 * SUSE Linux Enterprise Real Time 15 SP7 * SUSE Linux Enterprise Server 15 SP6 * SUSE Linux Enterprise Server 15 SP7 * SUSE Linux Enterprise Server for SAP Applications 15 SP6 * SUSE Linux Enterprise Server for SAP Applications 15 SP7

Topics%20covered

Topics Covered

security advisory moderate OpenSUSE decryption side-channel libcryptopp

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