CVE-2015-8932: Input Validation
First published: Tue Sep 20 2016(Updated: )
The compress_bidder_init function in archive_read_support_filter_compress.c in libarchive before 3.2.0 allows remote attackers to cause a denial of service (crash) via a crafted tar file, which triggers an invalid left shift.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/libarchive | 3.4.3-2+deb11u1 3.6.2-1+deb12u1 3.7.4-1 | |
| Ubuntu | =12.04 | |
| Ubuntu | =14.04 | |
| Ubuntu | =15.10 | |
| Ubuntu | =16.04 | |
| Debian | =7.0 | |
| Debian | =8.0 | |
| SUSE Linux Enterprise Desktop with Beagle | =12-sp1 | |
| SUSE Linux Enterprise Server | =12-sp1 | |
| SUSE Linux Enterprise Software Development Kit | =12-sp1 | |
| libarchive | <=3.1.901a |
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Reference Links
- https://github.com/libarchive/libarchive/issues/547
- https://github.com/libarchive/libarchive/commit/f0b1dbbc325a2d922015eee402b72edd422cb9ea
- https://github.com/libarchive/libarchive/commit/55ce98e829eda3a4356c2be64a778d8740c2cf6c
- https://github.com/libarchive/libarchive/commit/618618c8a6be453f79e0bdbdeab6e1dd8bf429b3
- https://github.com/libarchive/libarchive/issues/356
- https://security-tracker.debian.org/tracker/CVE-2015-8932
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00025.html
- http://rhn.redhat.com/errata/RHSA-2016-1844.html
- http://rhn.redhat.com/errata/RHSA-2016-1850.html
- http://www.debian.org/security/2016/dsa-3657
- http://www.openwall.com/lists/oss-security/2016/06/17/2
- http://www.openwall.com/lists/oss-security/2016/06/17/5
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- http://www.securityfocus.com/bid/91424
- http://www.ubuntu.com/usn/USN-3033-1
- https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.html
- https://security.gentoo.org/glsa/201701-03
Frequently Asked Questions
What is the severity of CVE-2015-8932?
CVE-2015-8932 has a severity rating that allows remote attackers to cause a denial of service (crash) through a crafted tar file.
How do I fix CVE-2015-8932?
To fix CVE-2015-8932, upgrade to libarchive version 3.2.0 or later.
What does CVE-2015-8932 affect?
CVE-2015-8932 affects libarchive versions before 3.2.0.
Can CVE-2015-8932 impact any operating systems?
Yes, CVE-2015-8932 can impact various operating systems including Debian and Ubuntu versions prior to the patched libarchive version.
What type of vulnerability is CVE-2015-8932?
CVE-2015-8932 is a denial of service vulnerability related to improper handling of crafted tar files.
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