Detections
Analytics

CVE-2019-11922

high

Description

A race condition in the one-pass compression functions of Zstandard prior to version 1.3.8 could allow an attacker to write bytes out of bounds if an output buffer smaller than the recommended size was used.

References

https://usn.ubuntu.com/4108-1/

https://github.com/facebook/zstd/pull/1404/commits/3e5cdf1b6a85843e991d7d10f6a2567c15580da0

http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00078.html

http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00062.html

http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00008.html

https://www.oracle.com/security-alerts/cpuoct2020.html

https://www.facebook.com/security/advisories/cve-2019-11922

Details

Source: Mitre, NVD

Published: 2019-07-25

Updated: 2020-10-20

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8.1

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00501