FEDORA-2026-6186A0239F: perl-ExtUtils-Typemaps-Default security update

FEDORA-2026-6186A0239F, released November 7, 2026, fixes 2 CVEs in perl-ExtUtils-Typemaps-Default (version 1.07-1.fc43). None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent

CVEs closed

1 rated Critical

Exploited

None reported

Highest CVSS

9.1

Base score, 0 to 10

Highest EPSS

0.0039

33rd percentile

Priority of the 2 CVEs

Patch now 0
                                Urgent 1
                                High 1
                                Routine 0

Fixed package versions

Product	Release	Fixed in
perl-ExtUtils-Typemaps-Default	Fedora 43	1.07-1.fc43

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Urgent	CVE-2026-107373	libextutils-typemaps-default-perl: ExtUtils::Typemaps::STL::String versions before 1.06 for Perl T_STD_STRING typemap may read the SV length before stri...	9.1	0.0039	None reported
High	CVE-2026-107794	libextutils-typemaps-default-perl: ExtUtils::Typemaps::STL::List versions before 1.07 for Perl allocate a 32 GiB array on an empty list	7.5	0.0036	None reported

Also fixes CVE-2026-107373

DEBIAN-CVE-2026-107373
libextutils-typemaps-default-perl on Debian 14

Vendor advisory

https://bodhi.fedoraproject.org/updates/FEDORA-2026-6186a0239f

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