![Peter Korsgaard](/assets/img/avatar_default.png)
Fixes CVE-2017-5932 - Shell code execution on tab completion of specially crafted files. For details, see the report: https://github.com/jheyens/bash_completion_vuln/raw/master/2017-01-17.bash_completion_report.pdf We unfortunately cannot easily download these because of the file names (not ending in patch) and patch format (p0), so convert to p1 format and include in package/bash with the following script: for i in 06 07 08 09 10 11 12; do cat > bash44-0$i.patch << EOF >From https://ftp.gnu.org/gnu/bash/bash-4.4-patches/bash44-0$i Signed-off-by: Peter Korsgaard <peter@korsgaard.com> EOF curl https://ftp.gnu.org/gnu/bash/bash-4.4-patches/bash44-0$i | \ sed -e 's|^\*\*\* \.\./|*** |' -e 's|^--- |--- b/|' >> bash44-0$i.patch done Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
54 lines
1.7 KiB
Diff
54 lines
1.7 KiB
Diff
From https://ftp.gnu.org/gnu/bash/bash-4.4-patches/bash44-010
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Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
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BASH PATCH REPORT
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=================
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Bash-Release: 4.4
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Patch-ID: bash44-010
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Bug-Reported-by: Clark Wang <dearvoid@gmail.com>
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Bug-Reference-ID: <CADv8-og092RvvUUHy46=BPKChCXw5g=GOOqgN0V3f4a3TpLebQ@mail.gmail.com>
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Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2016-11/msg00104.html
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Bug-Description:
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Depending on compiler optimizations and behavior, the `read' builtin may not
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save partial input when a timeout occurs.
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Patch (apply with `patch -p0'):
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*** bash-4.4-patched/builtins/read.def 2016-05-16 14:24:56.000000000 -0400
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--- b/builtins/read.def 2016-11-25 12:37:56.000000000 -0500
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***************
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*** 182,186 ****
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{
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register char *varname;
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! int size, i, nr, pass_next, saw_escape, eof, opt, retval, code, print_ps2;
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int input_is_tty, input_is_pipe, unbuffered_read, skip_ctlesc, skip_ctlnul;
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int raw, edit, nchars, silent, have_timeout, ignore_delim, fd, lastsig, t_errno;
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--- b/182,187 ----
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{
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register char *varname;
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! int size, nr, pass_next, saw_escape, eof, opt, retval, code, print_ps2;
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! volatile int i;
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int input_is_tty, input_is_pipe, unbuffered_read, skip_ctlesc, skip_ctlnul;
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int raw, edit, nchars, silent, have_timeout, ignore_delim, fd, lastsig, t_errno;
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*** bash-4.4/patchlevel.h 2016-06-22 14:51:03.000000000 -0400
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--- b/patchlevel.h 2016-10-01 11:01:28.000000000 -0400
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***************
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*** 26,30 ****
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looks for to find the patch level (for the sccs version string). */
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! #define PATCHLEVEL 9
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#endif /* _PATCHLEVEL_H_ */
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--- b/26,30 ----
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looks for to find the patch level (for the sccs version string). */
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! #define PATCHLEVEL 10
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#endif /* _PATCHLEVEL_H_ */
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