CVE-2026-80922 crypto: qcom-rng - Allow zero as a random number

In the Linux kernel, the following vulnerability has been resolved: crypto: qcom-rng - Allow zero as a random number Zero is a valid random number and needs to be allowed. Otherwise the output is distinguishable from random...

CVE-2026-80922

CVE-2026-80922 affects the Linux kernel component crypto: qcom-rng (Qualcomm RNG driver). The root cause is that the driver incorrectly rejected zero as an invalid random number, even though zero is a legitimate random value. This rejection makes the RNG output distinguishable from true randomnes...