CURL-CVE-2021-22945
- Source
- https://curl.se/docs/CVE-2021-22945.html
- Import Source
- https://curl.se/docs/CURL-CVE-2021-22945.json
- JSON Data
- https://api.osv.dev/v1/vulns/CURL-CVE-2021-22945
- Aliases
- Published
- 2021-09-15T08:00:00Z
- Modified
- 2025-05-15T17:48:29Z
- Summary
- UAF and double free in MQTT sending
- Details
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When sending data to an MQTT server, libcurl could in some circumstances erroneously keep a pointer to an already freed memory area and both use that again in a subsequent call to send data and also free it again.
- Database specific
{ "CWE": { "desc": "Double Free", "id": "CWE-415" }, "package": "curl", "www": "https://curl.se/docs/CVE-2021-22945.html", "severity": "Medium", "affects": "both", "URL": "https://curl.se/docs/CVE-2021-22945.json", "award": { "currency": "USD", "amount": "1000" }, "last_affected": "7.78.0", "issue": "https://hackerone.com/reports/1269242" }- References
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- Credits
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- z2_ - FINDER
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- z2_ - REMEDIATION_DEVELOPER
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