Critical severity9.8NVD Advisory· Published Nov 2, 2021· Updated Jun 17, 2026
CVE-2021-43267
CVE-2021-43267
Description
An issue was discovered in net/tipc/crypto.c in the Linux kernel before 5.14.16. The Transparent Inter-Process Communication (TIPC) functionality allows remote attackers to exploit insufficient validation of user-supplied sizes for the MSG_CRYPTO message type.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
13- Linux/Linux kerneldescription
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
6- github.com/torvalds/linux/commit/fa40d9734a57bcbfa79a280189799f76c88f7bb0nvdPatchThird Party Advisory
- www.openwall.com/lists/oss-security/2022/02/10/1nvdExploitMailing ListThird Party Advisory
- cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.16nvdMailing ListRelease NotesVendor Advisory
- security.netapp.com/advisory/ntap-20211125-0002/nvdThird Party Advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CVWL7HZV5T5OEKJPO2D67RMFMKBBXGGB/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RDDEW4APTYKJK365HC2JZIVXYUV7ZRN7/nvd
News mentions
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