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1 | BASH PATCH REPORT |
2 | ================= | |
3 | ||
4 | Bash-Release: 4.3 | |
5 | Patch-ID: bash43-022 | |
6 | ||
7 | Bug-Reported-by: scorp.dev.null@gmail.com | |
8 | Bug-Reference-ID: <E1WxXw8-0007iE-Bi@pcm14> | |
9 | Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2014-06/msg00061.html | |
10 | ||
11 | Bug-Description: | |
12 | ||
13 | Using nested pipelines within loops with the `lastpipe' option set can result | |
14 | in a segmentation fault. | |
15 | ||
16 | Patch (apply with `patch -p0'): | |
17 | ||
18 | *** ../bash-4.3-patched/execute_cmd.c 2014-01-31 10:54:52.000000000 -0500 | |
19 | --- execute_cmd.c 2014-06-19 08:05:49.000000000 -0400 | |
20 | *************** | |
21 | *** 2410,2414 **** | |
22 | lstdin = wait_for (lastpid); | |
23 | #if defined (JOB_CONTROL) | |
24 | ! exec_result = job_exit_status (lastpipe_jid); | |
25 | #endif | |
26 | unfreeze_jobs_list (); | |
27 | --- 2425,2438 ---- | |
28 | lstdin = wait_for (lastpid); | |
29 | #if defined (JOB_CONTROL) | |
30 | ! /* If wait_for removes the job from the jobs table, use result of last | |
31 | ! command as pipeline's exit status as usual. The jobs list can get | |
32 | ! frozen and unfrozen at inconvenient times if there are multiple pipelines | |
33 | ! running simultaneously. */ | |
34 | ! if (INVALID_JOB (lastpipe_jid) == 0) | |
35 | ! exec_result = job_exit_status (lastpipe_jid); | |
36 | ! else if (pipefail_opt) | |
37 | ! exec_result = exec_result | lstdin; /* XXX */ | |
38 | ! /* otherwise we use exec_result */ | |
39 | ! | |
40 | #endif | |
41 | unfreeze_jobs_list (); | |
42 | *** ../bash-4.3/patchlevel.h 2012-12-29 10:47:57.000000000 -0500 | |
43 | --- patchlevel.h 2014-03-20 20:01:28.000000000 -0400 | |
44 | *************** | |
45 | *** 26,30 **** | |
46 | looks for to find the patch level (for the sccs version string). */ | |
47 | ||
48 | ! #define PATCHLEVEL 21 | |
49 | ||
50 | #endif /* _PATCHLEVEL_H_ */ | |
51 | --- 26,30 ---- | |
52 | looks for to find the patch level (for the sccs version string). */ | |
53 | ||
54 | ! #define PATCHLEVEL 22 | |
55 | ||
56 | #endif /* _PATCHLEVEL_H_ */ |