28 lines
979 B
Diff
28 lines
979 B
Diff
https://github.com/file/file/commit/a642587a9c9e2dd7feacdf513c3643ce26ad3c22.patch
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The leading part of the patch starting at line 27 was trimmed off.
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This patch should be OK to drop with file@5.35.
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From a642587a9c9e2dd7feacdf513c3643ce26ad3c22 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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---
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src/readelf.c | 5 +++--
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1 file changed, 3 insertions(+), 2 deletions(-)
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diff --git a/src/readelf.c b/src/readelf.c
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index 79c83f9f5..1f41b4611 100644
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--- a/src/readelf.c
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+++ b/src/readelf.c
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@@ -842,7 +842,8 @@ do_core_note(struct magic_set *ms, unsigned char *nbuf, uint32_t type,
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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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