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e8fc1a0dcf
* gnu/packages/libevent.scm (libevent): Update to 2.1.8. [inputs]: Change 'python-wrapper' to 'python-2'. Move 'which' to ... [native-inputs]: ... here. New field. (libevent-2.0): New variable. * gnu/packages/patches/libevent-2.1-dns-tests.patch, gnu/packages/patches/libevent-2.0-evdns-fix-remote-stack-overread.patch gnu/packages/patches/libevent-2.0-evdns-fix-searching-empty-hostnames.patch gnu/packages/patches/libevent-2.0-evutil-fix-buffer-overflow.patch: New files. * gnu/local.mk (dist_patch_DATA): Add them. * gnu/packages/gnuzilla.scm (icecat)[inputs]: Change 'libevent' to 'libevent-2.0'.
42 lines
1.1 KiB
Diff
42 lines
1.1 KiB
Diff
Fix buffer overflow in evutil.
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Upstream bug report:
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https://github.com/libevent/libevent/issues/318
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Patch copied from upstream source repository:
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https://github.com/libevent/libevent/commit/329acc18a0768c21ba22522f01a5c7f46cacc4d5
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From 28bdc2f3f62259d21ccaf7be2b60ef0a53e6f342 Mon Sep 17 00:00:00 2001
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From: Azat Khuzhin <a3at.mail@gmail.com>
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Date: Sun, 31 Jan 2016 00:57:16 +0300
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Subject: [PATCH] evutil_parse_sockaddr_port(): fix buffer overflow
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---
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evutil.c | 6 +++---
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1 file changed, 3 insertions(+), 3 deletions(-)
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diff --git a/evutil.c b/evutil.c
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index 33445170..e2dfe6e4 100644
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--- a/evutil.c
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+++ b/evutil.c
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@@ -1808,12 +1808,12 @@ evutil_parse_sockaddr_port(const char *ip_as_string, struct sockaddr *out, int *
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cp = strchr(ip_as_string, ':');
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if (*ip_as_string == '[') {
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- int len;
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+ size_t len;
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if (!(cp = strchr(ip_as_string, ']'))) {
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return -1;
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}
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- len = (int) ( cp-(ip_as_string + 1) );
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- if (len > (int)sizeof(buf)-1) {
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+ len = ( cp-(ip_as_string + 1) );
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+ if (len > sizeof(buf)-1) {
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return -1;
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}
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memcpy(buf, ip_as_string+1, len);
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--
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2.11.0
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