Vulnerability Description
archive_read_support_format_rar5.c in libarchive before 3.4.2 attempts to unpack a RAR5 file with an invalid or corrupted header (such as a header size of zero), leading to a SIGSEGV or possibly unspecified other impact.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libarchive | Libarchive | >= 3.4.0, < 3.4.2 |
| Canonical | Ubuntu Linux | 16.04 |
| Fedoraproject | Fedora | 31 |
Related Weaknesses (CWE)
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20459Issue TrackingPatchThird Party Advisory
- https://github.com/libarchive/libarchive/pull/1326PatchThird Party Advisory
- https://github.com/libarchive/libarchive/pull/1326/commits/94821008d6eea81e315c5PatchThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/202003-28Third Party Advisory
- https://usn.ubuntu.com/4293-1/Third Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20459Issue TrackingPatchThird Party Advisory
- https://github.com/libarchive/libarchive/pull/1326PatchThird Party Advisory
- https://github.com/libarchive/libarchive/pull/1326/commits/94821008d6eea81e315c5PatchThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/202003-28Third Party Advisory
- https://usn.ubuntu.com/4293-1/Third Party Advisory
FAQ
What is CVE-2020-9308?
CVE-2020-9308 is a vulnerability with a CVSS score of 8.8 (HIGH). archive_read_support_format_rar5.c in libarchive before 3.4.2 attempts to unpack a RAR5 file with an invalid or corrupted header (such as a header size of zero), leading to a SIGSEGV or possibly unspe...
How severe is CVE-2020-9308?
CVE-2020-9308 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-9308?
Check the references section above for vendor advisories and patch information. Affected products include: Libarchive Libarchive, Canonical Ubuntu Linux, Fedoraproject Fedora.