From: Derek Robson <robsonde@gmail.com>
To: tglx@linutronix.de, mingo@redhat.com, x86@kernel.org
Cc: linux-kernel@vger.kernel.org, Derek Robson <robsonde@gmail.com>
Subject: [PATCH] aout: incorrct use of strncpy fixed.
Date: Sat, 2 Feb 2019 13:55:12 +1300 [thread overview]
Message-ID: <20190202005512.3144-1-robsonde@gmail.com> (raw)
Found a bug with the source / dest length
updated to have size limit as the size of dest not size or source.
Signed-off-by: Derek Robson <robsonde@gmail.com>
---
arch/x86/ia32/ia32_aout.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/ia32/ia32_aout.c b/arch/x86/ia32/ia32_aout.c
index f65b78d32f5e..1e7f71723ee0 100644
--- a/arch/x86/ia32/ia32_aout.c
+++ b/arch/x86/ia32/ia32_aout.c
@@ -157,7 +157,7 @@ static int aout_core_dump(struct coredump_params *cprm)
fs = get_fs();
set_fs(KERNEL_DS);
has_dumped = 1;
- strncpy(dump.u_comm, current->comm, sizeof(current->comm));
+ strncpy(dump.u_comm, current->comm, sizeof(dump.u_comm));
dump.u_ar0 = offsetof(struct user32, regs);
dump.signal = cprm->siginfo->si_signo;
dump_thread32(cprm->regs, &dump);
--
2.20.1
next reply other threads:[~2019-02-02 0:53 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-02 0:55 Derek Robson [this message]
2019-02-07 10:25 ` [PATCH] aout: incorrct use of strncpy fixed Borislav Petkov
2019-02-07 17:02 ` David Laight
2019-02-13 11:15 ` [tip:x86/urgent] x86/a.out: Clear the dump structure initially tip-bot for Borislav Petkov
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