CVSS 3.1
9.8 criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HCVE-2021-43267
Critical (9.8). EPSS 58% chance of exploitation in the next 30 days.
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.
Severity
- EPSS
- 58% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)
- CWE
- CWE-1284
- Published
- Modified
- Record from
- the NVD, synced
Affected
- fedoraproject:fedora
- linux:linux_kernel
- netapp:h300e_firmware
- netapp:h300s_firmware
- netapp:h410s_firmware
- netapp:h500e_firmware
- netapp:h500s_firmware
- netapp:h700e_firmware
- netapp:h700s_firmware
References
- http://www.openwall.com/lists/oss-security/2022/02/10/1
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.16
- https://github.com/torvalds/linux/commit/fa40d9734a57bcbfa79a280189799f76c88f7bb0
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CVWL7HZV5T5OEKJPO2D67RMFMKBBXGGB/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RDDEW4APTYKJK365HC2JZIVXYUV7ZRN7/