CVEvulnerability
CVE-2021-22945
9.1 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2021-09-23
- Last modified
- 2026-10-14
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.1 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 9.1 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:N/A:P
- Weaknesses
- CWE-415
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*.
Affected configurations
• haxx libcurl (>= 7.73.0 <= 7.78.0)
• fedoraproject fedora 33
• fedoraproject fedora 35
• netapp cloud backup
• netapp clustered data ontap
• oracle mysql server (>= 5.7.0 <= 5.7.35)
• oracle mysql server (>= 8.0.0 <= 8.0.26)
• netapp h300s firmware
• netapp h500s firmware
• netapp h700s firmware
• netapp h300e firmware
• netapp h500e firmware
• netapp h700e firmware
• netapp h410s firmware
• netapp solidfire baseboard management controller firmware
• apple macos (>= 12.0.0 < 12.3)
• siemens sinec ins (< 1.0.1.1)
• debian debian linux 11.0
• splunk universal forwarder (>= 8.2.0 < 8.2.12)
• splunk universal forwarder (>= 9.0.0 < 9.0.6)
• splunk universal forwarder 9.1.0
Related
Weakness · CWE (1)
- CWE-415 Double Free weakness
References
- http://seclists.org/fulldisclosure/2022/Mar/29 Mailing List, Third Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf Patch, Third Party Advisory
- https://hackerone.com/reports/1269242 Exploit, Patch, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/APOAK4X73EJTAPTSVT7IRVDMUWVXNWGD/ Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RWLEC6YVEM2HWUBX67SDGPSY4CQB72OE/ Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202212-01 Third Party Advisory
- https://security.netapp.com/advisory/ntap-20211029-0003/ Third Party Advisory
- https://support.apple.com/kb/HT213183 Third Party Advisory
- https://www.debian.org/security/2022/dsa-5197 Third Party Advisory
- https://www.oracle.com/security-alerts/cpuoct2021.html Patch, Third Party Advisory
- http://seclists.org/fulldisclosure/2022/Mar/29 Mailing List, Third Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf Patch, Third Party Advisory
- https://hackerone.com/reports/1269242 Exploit, Patch, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/APOAK4X73EJTAPTSVT7IRVDMUWVXNWGD/ Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RWLEC6YVEM2HWUBX67SDGPSY4CQB72OE/ Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202212-01 Third Party Advisory
- https://security.netapp.com/advisory/ntap-20211029-0003/ Third Party Advisory
- https://support.apple.com/kb/HT213183 Third Party Advisory
- https://www.debian.org/security/2022/dsa-5197 Third Party Advisory
- https://www.oracle.com/security-alerts/cpuoct2021.html Patch, Third Party Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-389290.html cert-portal.siemens.com
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html cert-portal.siemens.com