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openSUSE Perl Important Integer Buffer Overflow Vulnerabilities 2026-3558

openSUSE Perl Important Integer Buffer Overflow Vulnerabilities 2026-3558

Linuxsecurity LinuxSecurity Advisories August 11, 2026

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This update for perl fixes the following issues:

* CVE-2026-8376: heap buffer overflow when compiling regular expressions with

a repeated fixed string on 32-bit builds (bsc#1266304).

* CVE-2026-12087: `Socket`'s `pack_ip_mreq_source()` can copy adjacent heap

memory into the returned packed structure (bsc#1268349).

* CVE-2026-57432: an integer overflow in `S_measure_struct` leads to an out-

of-bounds heap read in `pack` and `unpack` (bsc#1271372).

## 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:

* SUSE Linux Enterprise Server 15 SP5 LTSS

zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-3558=1

* SUSE Linux Enterprise Micro for Rancher 5.4

zypper in -t patch SUSE-SLE-Micro-5.4-2026-3558=1

* SUSE Linux Enterprise Micro 5.4

zypper in -t patch SUSE-SLE-Micro-5.4-2026-3558=1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5

zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-3558=1

* SUSE Linux Enterprise Micro for Rancher 5.3

zypper in -t patch SUSE-SLE-Micro-5.3-2026-3558=1

* SUSE Linux Enterprise Micro 5.3

zypper in -t patch SUSE-SLE-Micro-5.3-2026-3558=1

* Basesystem Module 15-SP7

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-3558=1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4

zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-3558=1

* SUSE Linux Enterprise Server for SAP Applications 15 SP5 (ppc64le x86_64)

* perl-5.26.1-150300.17.23.1

* perl-base-5.26.1-150300.17.23.1

* perl-core-DB_File-debuginfo-5.26.1-150300.17.23.1

* perl-debugsource-5.26.1-150300.17.23.1

* perl-core-DB_File-5.26.1-150300.17.23.1

* perl-debuginfo-5.26.1-150300.17.23.1

* perl-base-debuginfo-5.26.1-150300.17.23.1

* SUSE Linux Enterprise Server for SAP Applications 15 SP5 (x86_64)

* perl-32bit-debuginfo-5.26.1-150300.17.23.1

* perl-base-32bit-debuginfo-5.26.1-150300.17.23.1

* perl-base-32bit-5.26.1-150300.17.23.1

* SUSE Linux Enterprise Server for SAP Applications 15 SP5 (noarch)

* perl-doc-5.26.1-150300.17.23.1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64

* perl-5.26.1-150300.17.23.1

* perl-base-5.26.1-150300.17.23.1

* perl-core-DB_File-debuginfo-5.26.1-150300.17.23.1

* perl-debugsource-5.26.1-150300.17.23.1

* perl-core-DB_File-5.26.1-150300.17.23.1

* perl-debuginfo-5.26.1-150300.17.23.1

* perl-base-debuginfo-5.26.1-150300.17.23.1

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