What’s Vulnerable › Vulnerabilities

CVE-2022-2881: Buffer overread in statistics channel code

• Severity: high (CVSS 8.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-09-21 · updated 2026-06-17
• Weakness: CWE-125

Description

The underlying bug might cause read past end of the buffer and either read memory it should not read, or crash the process.

Affected products

• ISC BIND: from 9.18.0 before 9.18.7; from 9.19.0 before 9.19.5 — fixed in 9.18.7, 9.19.5

How to fix

Upgrade to a fixed version: ISC BIND 9.18.7, 9.19.5. Check the vendor advisory for mitigations.

References

• http://www.openwall.com/lists/oss-security/2022/09/21/3
• https://kb.isc.org/docs/cve-2022-2881
• https://security.gentoo.org/glsa/202210-25
• http://www.openwall.com/lists/oss-security/2022/09/21/3
• https://kb.isc.org/docs/cve-2022-2881
• https://security.gentoo.org/glsa/202210-25

Get alerted when CVE-2022-2881 or the next vulnerability affects your stack