Medium severity5.5NVD Advisory· Published Jul 25, 2026· Updated Sep 3, 2026
CVE-2026-64306
CVE-2026-64306
Description
In the Linux kernel, the following vulnerability has been resolved:
crypto: drbg - Fix returning success on failure in CTR_DRBG
drbg_ctr_generate() sometimes returns success when it fails, leaving the output buffer uninitialized. Fix it.
Affected products
3- osv-coords2 versions
< 7.1.7-1.1+ 1 more
- (no CPE)range: < 7.1.7-1.1
- (no CPE)range: >= 4.1.0, < 5.10.261
Patches
Vulnerability mechanics
References
8- git.kernel.org/stable/c/074db6db03a0aaa78f05ca9d4838053713796665nvdPatch
- git.kernel.org/stable/c/23b8b188cb32e5531d0f8d3af9506f8959cb369envdPatch
- git.kernel.org/stable/c/39a31ad9e2a5ed7e9c9c6f711dca96c8c8f5f26bnvdPatch
- git.kernel.org/stable/c/75597e8774f319152744d24e0683d9393540a951nvdPatch
- git.kernel.org/stable/c/7b03312491f9fe6ba4d60c4023e7e61d2d1fed96nvdPatch
- git.kernel.org/stable/c/a9e886f73dd717027028bb7e3bbca93601ecdfc7nvdPatch
- git.kernel.org/stable/c/bbbac12083eff489b35d848332f0dff311131344nvdPatch
- git.kernel.org/stable/c/cc42fb40171c249bb859071d81b4eb007398a0bcnvdPatch
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