vulnerability
Red Hat: CVE-2021-41864: CVE-2021-41864 kernel: eBPF multiplication integer overflow in prealloc_elems_and_freelist() in kernel/bpf/stackmap.c leads to out-of-bounds write (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:N/C:P/I:P/A:P) | 2021-10-02 | 2022-05-13 | 2024-11-26 |
Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
2021-10-02
Added
2022-05-13
Modified
2024-11-26
Description
prealloc_elems_and_freelist in kernel/bpf/stackmap.c in the Linux kernel before 5.14.12 allows unprivileged users to trigger an eBPF multiplication integer overflow with a resultant out-of-bounds write.
Solution(s)
redhat-upgrade-kernelredhat-upgrade-kernel-rt
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