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CVE-2026-0943

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Date: January 18, 2026

HarfBuzz::Shaper versions before 0.032 for Perl contains a bundled library with a null pointer dereference vulnerability.  Versions before 0.032 contain HarfBuzz 8.4.0 or earlier bundled as hb_src.tar.gz in the source tarball, which is affected by CVE-2026-22693.

Severity Score

Related Resources (5)

https://www.cve.org/CVERecord?id=CVE-2026-22693
https://nvd.nist.gov/vuln/detail/CVE-2026-0943
https://bugzilla.redhat.com/show_bug.cgi?id=2429296
https://metacpan.org/release/JV/HarfBuzz-Shaper-0.032/changes
https://www.mend.io/vulnerability-database/CVE-2026-0943

Severity Score

Weakness Type (CWE)

Dependency on Vulnerable Third-Party Component

CWE-1395

Top Fix

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Upgrade Version

Upgrade to version https://github.com/sciurius/perl-HarfBuzz-Shaper.git - R0.032

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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