CVE ID:	CVE-2021-22945
Description:	When sending data to an MQTT server, libcurl <= 7.73.0 and 7.78.0 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*.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2021-22945 Debian Security Information: DSA-5197 (Google Search) https://www.debian.org/security/2022/dsa-5197 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/APOAK4X73EJTAPTSVT7IRVDMUWVXNWGD/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RWLEC6YVEM2HWUBX67SDGPSY4CQB72OE/ http://seclists.org/fulldisclosure/2022/Mar/29 https://security.gentoo.org/glsa/202212-01 https://hackerone.com/reports/1269242 https://hackerone.com/reports/1269242 https://www.oracle.com/security-alerts/cpuoct2021.html https://www.oracle.com/security-alerts/cpuoct2021.html