High severity · published Dec 25, 2023
CVE-2023-37188
C-blosc2 before 2.9.3 was discovered to contain a NULL pointer dereference via the function zfp_rate_decompress at zfp/blosc2-zfp.c
7.5
CVSS
0.8%
EPSS
No
On KEV
Description
C-blosc2 before 2.9.3 was discovered to contain a NULL pointer dereference via the function zfp_rate_decompress at zfp/blosc2-zfp.c.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 58% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CB
C-blosc2 · Blosc
before 2.9.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-37188
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-37188
Patch
https://github.com/Blosc/c-blosc2/commit/425e8a9a59d49378d57e2116b6c9b0190a5986f5
Release Notes
https://github.com/Blosc/c-blosc2/compare/v2.9.2...v2.9.3
Exploit
https://github.com/Blosc/c-blosc2/issues/521
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