From 38386bd482c0a8102a79958cb3eddcb97a167ca3 Mon Sep 17 00:00:00 2001
From: Con Kolivas <kernel@kolivas.org>
Date: Fri, 9 Mar 2018 17:39:40 +1100
Subject: [PATCH] CVE-2017-8842 Fix divide-by-zero in bufRead::get

---
 libzpaq/libzpaq.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libzpaq/libzpaq.h b/libzpaq/libzpaq.h
index 93387da..cbe211d 100644
--- a/libzpaq/libzpaq.h
+++ b/libzpaq/libzpaq.h
@@ -465,7 +465,8 @@ struct bufRead: public libzpaq::Reader {
 
 	int get() {
 		if (progress && !(*s_len % 128)) {
-			int pct = (total_len - *s_len) * 100 / total_len;
+			int pct = (total_len > 0) ?
+				(total_len - *s_len) * 100 / total_len : 100;
 
 			if (pct / 10 != *last_pct / 10) {
 				int i;
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<tr><td><span title='2023-10-21 00:27:25 +0200'>2023-10-21</span></td><td><a href='/guix/commit/etc/snippets/yas?id=e011961f99e3cab8ff1972de2b4659e972bb00a0'>build-system: Add zig-build-system.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/build-system/zig.scm: New file.
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</span></span></td><td>Ekaitz Zarraga</td></tr>
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</span></span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2022-11-28 23:34:15 +0100'>2022-11-28</span></td><td><a href='/guix/commit/etc/snippets/yas?id=fcb59fe24afc064b87b3abaf91140d015b4eb889'>snippets: yas: Add snippets for vc.el</a><span class='msg-avail'>...<span class='msg-tooltip'>* etc/snippets/yas/log-edit-mode/guix-vc-commit-message-add-package:
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</span></span></td><td>Morgan Smith</td></tr>
<tr><td><span title='2022-08-30 11:50:15 +0200'>2022-08-30</span></td><td><a href='/guix/commit/etc/snippets/yas?id=47c11772dfe840a536ed7ec438fe832878f51054'>etc: Update yasnippet build system list.</a><span class='msg-avail'>...<span class='msg-tooltip'>* etc/snippets/yas/scheme-mode/guix-package (build-system): Add
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Signed-off-by: Liliana Marie Prikler &lt;liliana.prikler@gmail.com&gt;
</span></span></td><td>Nicolas Graves</td></tr>
<tr><td><span title='2022-08-30 11:50:14 +0200'>2022-08-30</span></td><td><a href='/guix/commit/etc/snippets/yas?id=c4acaf412064568a546034871a9e0d3888aa7937'>etc: Add tempel snippets.</a><span class='msg-avail'>...<span class='msg-tooltip'>* etc/snippets/tempel/scheme-mode: New file.
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* doc/contributing.texi ("The Perfect Setup"): Adjust yasnippet setup
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Signed-off-by: Liliana Marie Prikler &lt;liliana.prikler@gmail.com&gt;
</span></span></td><td>Nicolas Graves</td></tr>