diff options
Diffstat (limited to 'pkgs/os-specific/linux/kernel/interpreter-trunc.patch')
| -rw-r--r-- | pkgs/os-specific/linux/kernel/interpreter-trunc.patch | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/pkgs/os-specific/linux/kernel/interpreter-trunc.patch b/pkgs/os-specific/linux/kernel/interpreter-trunc.patch deleted file mode 100644 index a0eceec2258..00000000000 --- a/pkgs/os-specific/linux/kernel/interpreter-trunc.patch +++ /dev/null @@ -1,44 +0,0 @@ -From cb5b020a8d38f77209d0472a0fea755299a8ec78 Mon Sep 17 00:00:00 2001 -From: Linus Torvalds <torvalds@linux-foundation.org> -Date: Thu, 14 Feb 2019 15:02:18 -0800 -Subject: Revert "exec: load_script: don't blindly truncate shebang string" - -This reverts commit 8099b047ecc431518b9bb6bdbba3549bbecdc343. - -It turns out that people do actually depend on the shebang string being -truncated, and on the fact that an interpreter (like perl) will often -just re-interpret it entirely to get the full argument list. - -Reported-by: Samuel Dionne-Riel <samuel@dionne-riel.com> -Acked-by: Kees Cook <keescook@chromium.org> -Cc: Oleg Nesterov <oleg@redhat.com> -Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> ---- - fs/binfmt_script.c | 10 +++------- - 1 file changed, 3 insertions(+), 7 deletions(-) - -diff --git a/fs/binfmt_script.c b/fs/binfmt_script.c -index d0078cbb718b..7cde3f46ad26 100644 ---- a/fs/binfmt_script.c -+++ b/fs/binfmt_script.c -@@ -42,14 +42,10 @@ static int load_script(struct linux_binprm *bprm) - fput(bprm->file); - bprm->file = NULL; - -- for (cp = bprm->buf+2;; cp++) { -- if (cp >= bprm->buf + BINPRM_BUF_SIZE) -- return -ENOEXEC; -- if (!*cp || (*cp == '\n')) -- break; -- } -+ bprm->buf[BINPRM_BUF_SIZE - 1] = '\0'; -+ if ((cp = strchr(bprm->buf, '\n')) == NULL) -+ cp = bprm->buf+BINPRM_BUF_SIZE-1; - *cp = '\0'; -- - while (cp > bprm->buf) { - cp--; - if ((*cp == ' ') || (*cp == '\t')) --- -cgit 1.2-0.3.lf.el7 - |