SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

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.

CRITICAL 9.8EPSS 7.98%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (7.98%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
7.98% probability · 94th percentile
CISA KEV
Not listed
Weakness
CWE-787
Affected
bzip/bzip2 · debian/debian linux · opensuse/leap · canonical/ubuntu linux · freebsd/freebsd · python/python
Source
cve@mitre.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.