CVE-2019-11922
UnknownEPSS 1.42%
Last modified
CVE-2019-11922 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.42% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Zstandard | < 1.3.8 |
References
- https://github.com/facebook/zstd/pull/1404/commits/3e5cdf1b6a85843e991d7d10f6a2567c15580da0Patch, Third Party Advisory
- https://www.facebook.com/security/advisories/cve-2019-11922Vendor Advisory
- https://github.com/facebook/zstd/pull/1404/commits/3e5cdf1b6a85843e991d7d10f6a2567c15580da0Patch, Third Party Advisory
- https://www.facebook.com/security/advisories/cve-2019-11922Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-11922?
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.
How severe is CVE-2019-11922?
Severity scoring for CVE-2019-11922 is pending analysis. The EPSS model estimates a 1.42% probability of exploitation in the next 30 days.
How do I fix CVE-2019-11922?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2019-11922?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST