From b5519b372beaa5b954e5db5a6098bce24ff088f9 Mon Sep 17 00:00:00 2001 From: Oliver Kiddle Date: Tue, 14 May 2019 23:22:24 +0200 Subject: 44290: job number exceeding int range and wrapping to a negative number crashed the shell --- ChangeLog | 3 +++ Src/jobs.c | 2 +- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/ChangeLog b/ChangeLog index 446d732d3..c5d7e62ff 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,8 @@ 2019-05-14 Oliver Kiddle + * 44290: Src/jobs.c: job number exceeding int range and wrapping + to a negative number crashed the shell. + * 44291: Src/builtin.c: printf with argument specifier out of range for an int crashed the shell. diff --git a/Src/jobs.c b/Src/jobs.c index 73d7f26da..50751decb 100644 --- a/Src/jobs.c +++ b/Src/jobs.c @@ -1932,7 +1932,7 @@ getjob(const char *s, const char *prog) /* a digit here means we have a job number */ if (idigit(*s)) { jobnum = atoi(s); - if (jobnum && jobnum <= mymaxjob && myjobtab[jobnum].stat && + if (jobnum > 0 && jobnum <= mymaxjob && myjobtab[jobnum].stat && !(myjobtab[jobnum].stat & STAT_SUBJOB) && /* * If running jobs in a subshell, we are allowed to -- cgit 1.4.1