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29 lines
825 B
29 lines
825 B
4 years ago
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From 8616080aecf07436e80a27f68c336382c1d1c22d Mon Sep 17 00:00:00 2001
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From: Christos Zoulas <christos@zoulas.com>
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Date: Sat, 9 Jun 2018 16:00:06 +0000
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Subject: [PATCH] Avoid reading past the end of buffer (Rui Reis)
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Upstream-commit: a642587a9c9e2dd7feacdf513c3643ce26ad3c22
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Signed-off-by: Kamil Dudka <kdudka@redhat.com>
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---
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src/readelf.c | 3 ++-
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1 file changed, 2 insertions(+), 1 deletion(-)
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diff --git a/src/readelf.c b/src/readelf.c
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index 3df0836..d96a538 100644
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--- a/src/readelf.c
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+++ b/src/readelf.c
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@@ -966,7 +966,8 @@ core:
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cname = (unsigned char *)
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&nbuf[doff + prpsoffsets(i)];
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- for (cp = cname; *cp && isprint(*cp); cp++)
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+ for (cp = cname; cp < nbuf + size && *cp
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+ && isprint(*cp); cp++)
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continue;
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/*
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* Linux apparently appends a space at the end
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--
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2.14.4
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