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CVE-2019-11922

Good to know:

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Date: July 25, 2019

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.

Language: C

Severity Score

Related Resources (12)

http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00008.html
https://security.alpinelinux.org/vuln/CVE-2019-11922
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00062.html
https://nvd.nist.gov/vuln/detail/CVE-2019-11922
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00078.html
https://security-tracker.debian.org/tracker/CVE-2019-11922
https://www.oracle.com/security-alerts/cpuoct2020.html
https://github.com/facebook/zstd/pull/1404/commits/3e5cdf1b6a85843e991d7d10f6a2567c15580da0
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-11922
https://usn.ubuntu.com/4108-1/
https://www.facebook.com/security/advisories/cve-2019-11922
https://www.mend.io/vulnerability-database/CVE-2019-11922

Severity Score

Weakness Type (CWE)

Race Conditions

CWE-362

Top Fix

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Upgrade Version

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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