CVE-2026-2588

CRITICAL

Crypt::NaCl::Sodium <=2.001 - Memory Corruption

Title source: llm
STIX 2.1

Description

Crypt::NaCl::Sodium versions through 2.001 for Perl has an integer overflow flaw on 32-bit systems. Sodium.xs casts a STRLEN (size_t) to unsigned long long when passing a length pointer to libsodium functions. On 32-bit systems size_t is typically 32-bits while an unsigned long long is at least 64-bits.

Scores

CVSS v3 9.1
EPSS 0.0006
EPSS Percentile 17.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-190
Status published
Products (1)
timlegge/crypt\ < 2.001
Published Feb 23, 2026
Tracked Since Feb 23, 2026