VulnerabilityModified
CVE-2015-8923
The process_extra function in libarchive before 3.2.0 uses the size field and a signed number in an offset, which allows remote attackers to cause a denial of service (crash) via a crafted zip file.
MEDIUM 6.5EPSS 2.88%
Does this matter?
Lower severity and a low EPSS score (2.88%). Track it; it rarely justifies an emergency change on its own.
Description
The process_extra function in libarchive before 3.2.0 uses the size field and a signed number in an offset, which allows remote attackers to cause a denial of service (crash) via a crafted zip file.
- CVSS 3.0
- 6.5 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 2.88% probability · 86th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- libarchive/libarchive · novell/suse linux enterprise software development kit · novell/suse linux enterprise desktop · novell/suse linux enterprise server · canonical/ubuntu linux
- Source
- cve@mitre.org
References
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00025.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-1844.html
- http://www.debian.org/security/2016/dsa-3657
- http://www.openwall.com/lists/oss-security/2016/06/17/2Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/06/17/5Third Party Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- http://www.securityfocus.com/bid/91309
- http://www.ubuntu.com/usn/USN-3033-1Third Party Advisory
- https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.htmlThird Party Advisory
- https://github.com/libarchive/libarchive/issues/514
- https://security.gentoo.org/glsa/201701-03
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00025.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-1844.html
- http://www.debian.org/security/2016/dsa-3657
- http://www.openwall.com/lists/oss-security/2016/06/17/2Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/06/17/5Third Party Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- http://www.securityfocus.com/bid/91309
- http://www.ubuntu.com/usn/USN-3033-1Third Party Advisory
- https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.htmlThird Party Advisory
- https://github.com/libarchive/libarchive/issues/514
- https://security.gentoo.org/glsa/201701-03
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.