From 387c8d8e2c89d94d41c76479ee9571c60e824ac3 Mon Sep 17 00:00:00 2001 From: Alexey Neyman Date: Sat, 12 May 2018 13:00:41 -0700 Subject: First batch of fixes - Incompatible function type for ifunc alias - Multiple statements macro expansion in strftime - if_nametoindex size checking Signed-off-by: Alexey Neyman --- .../2.21/0013-if_nametoindex-size-check.patch | 29 ++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 packages/glibc/2.21/0013-if_nametoindex-size-check.patch (limited to 'packages/glibc/2.21/0013-if_nametoindex-size-check.patch') diff --git a/packages/glibc/2.21/0013-if_nametoindex-size-check.patch b/packages/glibc/2.21/0013-if_nametoindex-size-check.patch new file mode 100644 index 00000000..7976fddc --- /dev/null +++ b/packages/glibc/2.21/0013-if_nametoindex-size-check.patch @@ -0,0 +1,29 @@ +commit 2180fee114b778515b3f560e5ff1e795282e60b0 +Author: Steve Ellcey +Date: Wed Nov 15 08:58:48 2017 -0800 + + Check length of ifname before copying it into to ifreq structure. + + [BZ #22442] + * sysdeps/unix/sysv/linux/if_index.c (__if_nametoindex): + Check if ifname is too long. + +--- + sysdeps/unix/sysv/linux/if_index.c | 6 ++++++ + 1 file changed, 6 insertions(+) + +--- a/sysdeps/unix/sysv/linux/if_index.c ++++ b/sysdeps/unix/sysv/linux/if_index.c +@@ -43,6 +43,12 @@ + if (fd < 0) + return 0; + ++ if (strlen (ifname) >= IFNAMSIZ) ++ { ++ __set_errno (ENODEV); ++ return 0; ++ } ++ + strncpy (ifr.ifr_name, ifname, sizeof (ifr.ifr_name)); + if (__ioctl (fd, SIOCGIFINDEX, &ifr) < 0) + { -- cgit v1.2.3