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THREAT OPS › Threat News › [NVD] CVE-2021-46974 (HIGH 7.1) — In the Linux kernel, the following vulnerability has been resolved: bpf: Fix masking negation logic upon negative dst register The negation logic for the case where the off_reg is sitting in the dst register is not correct given then we cannot just invert the add to a sub or vi

[NVD] CVE-2021-46974 (HIGH 7.1) — In the Linux kernel, the following vulnerability has been resolved: bpf: Fix masking negation logic upon negative dst register The negation logic for the case where the off_reg is sitting in the dst register is not correct given then we cannot just invert the add to a sub or vi

lownvdPublished 2024-02-27

CVE-2021-46974 CVSS: 7.1 HIGH Published: 2024-02-27T19:04:07.500

In the Linux kernel, the following vulnerability has been resolved:

bpf: Fix masking negation logic upon negative dst register

The negation logic for the case where the off_reg is sitting in the dst register is not correct given then we cannot just invert the add to a sub or vice versa. As a fix, perform the final bitwise and-op u

Indicators of compromise

CVE-2021-46974cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2021-46974