Vulnerability identifier: #VU12
Vulnerability risk: Low
CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-416
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
bzip2
Universal components / Libraries /
Libraries used by multiple products
Vendor: bzip
Description
The vulnerability allows a remote attacker to cause the target application to crash.
The vulnerability exists due to an use-after-free error in bzip2recover when handling bzip2 files. A remote unauthenticated attacker can send a specially crafted bzip2 archive and cause the target application to crash.
Successful exploitation of this vulnerability will result in denial of service.
Mitigation
A proposed patch is available at:
https://bugzilla.redhat.com/attachment.cgi?id=1169843&action=diff
Vulnerable software versions
bzip2: 1.0.6
External links
http://bugzilla.redhat.com/attachment.cgi?id=1169843&action=diff
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.