552987fdbf
dsa.Verify might currently use a nil s inverse in a multiplication if the public key contains a non-prime Q, causing a panic. Change this to check that the mod inverse exists before using it. Fixes CVE-2019-17596 Fixes #34960 Change-Id: I94d5f3cc38f1b5d52d38dcb1d253c71b7fd1cae7 Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/572809 Reviewed-by: Filippo Valsorda <valsorda@google.com> Reviewed-on: https://go-review.googlesource.com/c/go/+/205441 Run-TryBot: Katie Hockman <katie@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Filippo Valsorda <filippo@golang.org> |
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SECURITY.md |
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