Double Free The advisory has been revoked - it doesn't affect any version of package libdwarf (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL8-LIBDWARF-3022137
- published13 Sept 2022
- disclosed2 Sept 2022
Introduced: 2 Sep 2022
CVE-2022-39170 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:8.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libdwarf package and not the libdwarf package as distributed by RHEL.
libdwarf 0.4.1 has a double free in _dwarf_exec_frame_instr in dwarf_frame.c.
References
- https://access.redhat.com/security/cve/CVE-2022-39170
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IKUE4XT62AEZ3H5D6GMREYOSCMMRFXBH/
- https://github.com/davea42/libdwarf-code/commit/60303eb80ecc7747bf29776d545e2a5c5a76f6f8
- https://github.com/davea42/libdwarf-code/issues/132
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IKUE4XT62AEZ3H5D6GMREYOSCMMRFXBH/