tree b01fba8f8fed093e7ebe56f6836c13b4a2f1b651
parent d9242f7a8c29aa17201cd66d29cdd20916c2de60
author Roland Shoemaker <roland@golang.org> 1657907024 -0700
committer Cherry Mui <cherryyz@google.com> 1659103578 +0000

[release-branch.go1.17] math/big: check buffer lengths in GobDecode

In Float.GobDecode and Rat.GobDecode, check buffer sizes before
indexing slices.

Updates #53871
Fixes #54094

Change-Id: I1b652c32c2bc7a0e8aa7620f7be9b2740c568b0a
Reviewed-on: https://go-review.googlesource.com/c/go/+/417774
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Tatiana Bradley <tatiana@golang.org>
Run-TryBot: Roland Shoemaker <roland@golang.org>
(cherry picked from commit 055113ef364337607e3e72ed7d48df67fde6fc66)
Reviewed-on: https://go-review.googlesource.com/c/go/+/419814
Reviewed-by: Julie Qiu <julieqiu@google.com>