CVE-2025-40914
criticalpriority · track · 0EPSS 0.005 · 45 %ileEURUUSEPSS · scored 2026-10-27
Perl CryptX before version 0.087 contains a dependency that may be susceptible to an integer overflow. CryptX embeds a version of the libtommath library that is susceptible to an integer overflow associated with CVE-2023-36328.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–critical · 6.5–9.8
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (3)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- CVE-2025-40913Net::Dropbear versions through 0.16 for Perl contains a dependency that may be susceptible to an integer overflow2025-07-16vendor · osvUS
Net::Dropbear versions through 0.16 for Perl contains a dependency that may be susceptible to an integer overflow. Net::Dropbear embeds a version of the libtommath library that is susceptible to an integer overflow associated with CVE-2023-36328.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (14)
External citations — patches, advisories, analysis.
- https://github.com/advisories/GHSA-j3xv-6967-cv88cnnvd
- https://github.com/libtom/libtommath/pull/546cnnvd
- https://metacpan.org/dist/CryptXPatchcnnvd
- https://metacpan.org/release/MIK/CryptX-0.086/source/src/ltm/bn_mp_grow.ccnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2025-40914cnnvd
- https://www.cve.org/CVERecord?id=CVE-2023-36328cnnvd
- https://github.com/advisories/GHSA-j3xv-6967-cv88enisa_euvd
- https://github.com/libtom/libtommath/pull/546enisa_euvd
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