High severity · published Jun 2, 2022
CVE-2022-32200
libdwarf 0.4.0 has a heap-based buffer over-read in _dwarf_check_string_valid in dwarf_util.c
7.8
CVSS
1%
EPSS
No
On KEV
Description
libdwarf 0.4.0 has a heap-based buffer over-read in _dwarf_check_string_valid in dwarf_util.c.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 62% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Libdwarf · Libdwarf Project
0.4.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-32200
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-32200
Patch
https://github.com/davea42/libdwarf-code/commit/8151575a6ace77d005ca5bb5d71c1bfdba3f7069
Exploit
https://github.com/davea42/libdwarf-code/issues/116
Product
https://www.prevanders.net/dwarfbug.html
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