https://sourceware.org/git/gitweb.cgi?p=glibc.git;a=patch;h=5460617d1567657621107d895ee2dd83bc1f88f2 with ChangeLog removed From 5460617d1567657621107d895ee2dd83bc1f88f2 Mon Sep 17 00:00:00 2001 From: Paul Pluzhnikov Date: Tue, 8 May 2018 18:12:41 -0700 Subject: [PATCH] Fix BZ 22786: integer addition overflow may cause stack buffer overflow when realpath() input length is close to SSIZE_MAX. 2018-05-09 Paul Pluzhnikov [BZ #22786] * stdlib/canonicalize.c (__realpath): Fix overflow in path length computation. * stdlib/Makefile (test-bz22786): New test. * stdlib/test-bz22786.c: New test. --- ChangeLog | 8 +++++ stdlib/Makefile | 2 +- stdlib/canonicalize.c | 2 +- stdlib/test-bz22786.c | 90 +++++++++++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 100 insertions(+), 2 deletions(-) create mode 100644 stdlib/test-bz22786.c diff --git a/stdlib/Makefile b/stdlib/Makefile index af1643c..1ddb1f9 100644 --- a/stdlib/Makefile +++ b/stdlib/Makefile @@ -84,7 +84,7 @@ tests := ts
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(dir); + + return 0; +} + +#define TEST_FUNCTION do_test +#include -- 2.9.3