glibc/glibc-upstream-2.34-358.patch
Arjun Shankar 315fcab4e8 Sync with upstream branch release/2.34/master
Upstream commit: 75b0edb7ef338084e53925139ae81fb0dfc07dd4

- Update NEWS file in the right place
- Linux: Support __IPC_64 in sysvctl *ctl command arguments (bug 29771)
- io: Fix use-after-free in ftw [BZ #26779]
- io: Fix ftw internal realloc buffer (BZ #28126)
- regex: fix buffer read overrun in search [BZ#28470]
- regex: copy back from Gnulib
- Allow #pragma GCC in headers in conformtest
- Fix memmove call in vfprintf-internal.c:group_number
- mktime: improve heuristic for ca-1986 Indiana DST
- Makerules: fix MAKEFLAGS assignment for upcoming make-4.4 [BZ# 29564]
- linux: Fix generic struct_stat for 64 bit time (BZ# 29657)
- elf: Do not completely clear reused namespace in dlmopen (bug 29600)
- nss: Use shared prefix in IPv4 address in tst-reload1
- nss: Fix tst-nss-files-hosts-long on single-stack hosts (bug 24816)
- nss: Implement --no-addrconfig option for getent
2022-11-14 17:04:18 +01:00

26 lines
905 B
Diff

commit deea6ab1bcb2696be514e579f3263c234ecc1683
Author: Martin Sebor <msebor@redhat.com>
Date: Tue Jan 25 17:39:02 2022 -0700
io: Fix use-after-free in ftw [BZ #26779]
Reviewed-by: Carlos O'Donell <carlos@redhat.com>
(cherry picked from commit ee52ab25ba875f458981fce22c54e3c04c7a17d3)
diff --git a/io/ftw.c b/io/ftw.c
index cf08d9f101657df0..91a4e8e6de151ca1 100644
--- a/io/ftw.c
+++ b/io/ftw.c
@@ -324,8 +324,9 @@ open_dir_stream (int *dfdp, struct ftw_data *data, struct dir_data *dirp)
buf[actsize++] = '\0';
/* Shrink the buffer to what we actually need. */
- data->dirstreams[data->actdir]->content = realloc (buf, actsize);
- if (data->dirstreams[data->actdir]->content == NULL)
+ void *content = realloc (buf, actsize);
+ data->dirstreams[data->actdir]->content = content;
+ if (content == NULL)
{
int save_err = errno;
free (buf);