High severity · published Jun 23, 2022
CVE-2022-34299
There is a heap-based buffer over-read in libdwarf 0.4.0
8.1
CVSS
1.4%
EPSS
No
On KEV
Description
There is a heap-based buffer over-read in libdwarf 0.4.0. This issue is related to dwarf_global_formref_b.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 73% 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-2022-34299
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-34299
Patch
https://github.com/davea42/libdwarf-code/commit/7ef09e1fc9ba07653dd078edb2408631c7969162
Exploit
https://github.com/davea42/libdwarf-code/issues/119
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