Vulnerability DatabaseCVE-2026-0943
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CVE-2026-0943
January 19, 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.
Affected Packages
https://github.com/sciurius/perl-HarfBuzz-Shaper.git (GITHUB):
Affected version(s) >=R0.001 <R0.032
Fix Suggestion:
Update to version R0.032
Related Resources (3)
https://bugzilla.redhat.com/show_bug.cgi?id=2429296
https://metacpan.org/release/JV/HarfBuzz-Shaper-0.032/changes
https://www.cve.org/CVERecord?id=CVE-2026-22693
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CVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
NULL Pointer Dereference
CWE-476
Dependency on Vulnerable Third-Party Component
CWE-1395
EPSS
Base Score:
0.14