High severity · published Sep 2, 2022
CVE-2022-39170
libdwarf 0.4.1 has a double free in _dwarf_exec_frame_instr in dwarf_frame.c
8.8
CVSS
1.2%
EPSS
No
On KEV
Description
libdwarf 0.4.1 has a double free in _dwarf_exec_frame_instr in dwarf_frame.c.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 68% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FE
Fedora · Fedoraproject
37 · source: NVD
LI
Libdwarf · Libdwarf Project
0.4.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-39170
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-39170
Patch
https://github.com/davea42/libdwarf-code/commit/60303eb80ecc7747bf29776d545e2a5c5a76f6f8
Issue Tracking
https://github.com/davea42/libdwarf-code/issues/132
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IKUE4XT62AEZ3H5D6GMREYOSCMMRFXBH/
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