CVE-2022-29503 — A memory corruption vulnerability exists in the libpthread linuxthreads function

A memory corruption vulnerability exists in the libpthread linuxthreads functionality of uClibC 0.9.33.2 and uClibC-ng 1.0.40. Thread allocation can lead to memory corruption. An attacker can create threads to trigger this vulnerability.

01What is this vulnerability?

A memory corruption vulnerability exists in the libpthread linuxthreads functionality of uClibC 0.9.33.2 and uClibC-ng 1.0.40. Thread allocation can lead to memory corruption. An attacker can create threads to trigger this vulnerability.

02Affected products

Vendor	Product	Versions
Anker	Eufy Homebase 2	2.1.8.8h
Anker	Eufy Homebase 2	2.1.8.8h
Anker	Eufy Homebase 2	2.1.8.8h
Anker	Eufy Homebase 2	2.1.8.8h
uClibC	uClibC	0.9.33.2
uClibC	uClibC	0.9.33.2
uClibC	uClibC	0.9.33.2
uClibC	uClibC	0.9.33.2
uClibC-ng	uClibC	ng — 1.0.40

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2022-09-29T16:35:09.040Z
• Last modified: 2025-04-15T18:49:23.011Z

09References

• talosintelligence.com — https://talosintelligence.com/vulnerability_reports/TALOS-2022-1517