What is CVE-2021-46908?

CVE-2021-46908 is a high-severity vulnerability in Linux. CVSS score: 7.1/10. Published 2024-02-27.

How severe is CVE-2021-46908?

High severity. CVSS v3 base score is 7.1 out of 10.

Vulnerability in Linux

CVE-2021-46908

In the Linux kernel, the following vulnerability has been resolved: bpf: Use correct permission flag for mixed signed bounds arithmetic We forbid adding unknown scalars with mixed signed bounds due to the spectre v1 masking mitigation. Hence this also needs bypass_spec_v1 flag instead of allow_ptr_leaks.

EPSS: 0.002 (14.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H.

Affected products

Linux — versions 2c78ee898d8f10ae6fb2fa23a3fbaec96b1b7366, 5.8, 0
Linux Linux_kernel

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2021-46908?: CVE-2021-46908 is a high-severity vulnerability in Linux. CVSS score: 7.1/10. Published 2024-02-27.
How severe is CVE-2021-46908?: High severity. CVSS v3 base score is 7.1 out of 10.