CVE-2020-9308
HIGHlibarchive 3.4.0-3.4.1 - Out-of-bounds Write in RAR5 Header Parsing
Title source: llmDescription
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.
References (7)
Core 7
Core References
Patch, Third Party Advisory x_refsource_misc
https://github.com/libarchive/libarchive/pull/1326
Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20459
Patch, Third Party Advisory x_refsource_misc
https://github.com/libarchive/libarchive/pull/1326/commits/94821008d6eea81e315c5881cdf739202961040a
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/202003-28
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/4293-1/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6OTE7GWASH2ZOVG5H3HEN5PR6B3KF7JB/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J76F7VU7HC3GBKG5SAKTRBOFOI3RGO6M/
Scores
CVSS v3
8.8
EPSS
0.0070
EPSS Percentile
72.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-787
Status
published
Products (6)
canonical/ubuntu_linux
16.04
canonical/ubuntu_linux
18.04
canonical/ubuntu_linux
19.10
fedoraproject/fedora
31
fedoraproject/fedora
32
libarchive/libarchive
3.4.0 - 3.4.2
Published
Feb 20, 2020
Tracked Since
Feb 18, 2026