CRITICAL · 9.8

CVE-2019-12900

BZ2_decompress in decompress.c in bzip2 through 1.0.6 has an out-of-bounds write when there are many selectors.

Vulnerability Description

BZ2_decompress in decompress.c in bzip2 through 1.0.6 has an out-of-bounds write when there are many selectors.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
BzipBzip2<= 1.0.6
DebianDebian Linux8.0
OpensuseLeap15.0
CanonicalUbuntu Linux12.04
FreebsdFreebsd11.2
PythonPython>= 3.7.0, < 3.7.13

Related Weaknesses (CWE)

References

FAQ

What is CVE-2019-12900?

CVE-2019-12900 is a vulnerability with a CVSS score of 9.8 (CRITICAL). BZ2_decompress in decompress.c in bzip2 through 1.0.6 has an out-of-bounds write when there are many selectors.

How severe is CVE-2019-12900?

CVE-2019-12900 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2019-12900?

Check the references section above for vendor advisories and patch information. Affected products include: Bzip Bzip2, Debian Debian Linux, Opensuse Leap, Canonical Ubuntu Linux, Freebsd Freebsd.