!219 [sync] PR-215: Fix CVE-2024-52533
From: @openeuler-sync-bot Reviewed-by: @dillon_chen Signed-off-by: @dillon_chen
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backport-CVE-2024-52533.patch
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backport-CVE-2024-52533.patch
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From 25833cefda24c60af913d6f2d532b5afd608b821 Mon Sep 17 00:00:00 2001
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From: Michael Catanzaro <mcatanzaro@redhat.com>
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Date: Thu, 19 Sep 2024 18:35:53 +0100
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Subject: [PATCH] gsocks4aproxy: Fix a single byte buffer overflow in connect
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messages
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`SOCKS4_CONN_MSG_LEN` failed to account for the length of the final nul
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byte in the connect message, which is an addition in SOCKSv4a vs
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SOCKSv4.
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This means that the buffer for building and transmitting the connect
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message could be overflowed if the username and hostname are both
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`SOCKS4_MAX_LEN` (255) bytes long.
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Proxy configurations are normally statically configured, so the username
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is very unlikely to be near its maximum length, and hence this overflow
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is unlikely to be triggered in practice.
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(Commit message by Philip Withnall, diagnosis and fix by Michael
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Catanzaro.)
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Fixes: #3461
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---
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gio/gsocks4aproxy.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/gio/gsocks4aproxy.c b/gio/gsocks4aproxy.c
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index 3dad118eb7..b3146d08fd 100644
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--- a/gio/gsocks4aproxy.c
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+++ b/gio/gsocks4aproxy.c
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@@ -79,9 +79,9 @@ g_socks4a_proxy_init (GSocks4aProxy *proxy)
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* +----+----+----+----+----+----+----+----+----+----+....+----+------+....+------+
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* | VN | CD | DSTPORT | DSTIP | USERID |NULL| HOST | | NULL |
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* +----+----+----+----+----+----+----+----+----+----+....+----+------+....+------+
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- * 1 1 2 4 variable 1 variable
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+ * 1 1 2 4 variable 1 variable 1
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*/
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-#define SOCKS4_CONN_MSG_LEN (9 + SOCKS4_MAX_LEN * 2)
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+#define SOCKS4_CONN_MSG_LEN (10 + SOCKS4_MAX_LEN * 2)
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static gint
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set_connect_msg (guint8 *msg,
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const gchar *hostname,
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--
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GitLab
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@ -1,6 +1,6 @@
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Name: glib2
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Name: glib2
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Version: 2.78.3
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Version: 2.78.3
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Release: 5
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Release: 6
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Summary: The core library that forms the basis for projects such as GTK+ and GNOME
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Summary: The core library that forms the basis for projects such as GTK+ and GNOME
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License: LGPLv2+
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License: LGPLv2+
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URL: https://www.gtk.org
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URL: https://www.gtk.org
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@ -18,6 +18,7 @@ Patch6004: backport-gsocketclient-Fix-a-use-after-free-in-g_socket_client_conne
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Patch6005: backport-gcontextspecificgroup-Wait-until-stop_func-is-done.patch
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Patch6005: backport-gcontextspecificgroup-Wait-until-stop_func-is-done.patch
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Patch6006: backport-gresources-fix-memory-leak-from-libelf.patch
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Patch6006: backport-gresources-fix-memory-leak-from-libelf.patch
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Patch6007: Correct-translation-information.patch
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Patch6007: Correct-translation-information.patch
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Patch6008: backport-CVE-2024-52533.patch
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BuildRequires: chrpath gcc gcc-c++ gettext perl-interpreter
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BuildRequires: chrpath gcc gcc-c++ gettext perl-interpreter
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BUildRequires: glibc-devel libattr-devel libselinux-devel meson
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BUildRequires: glibc-devel libattr-devel libselinux-devel meson
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@ -202,6 +203,9 @@ glib-compile-schemas %{_datadir}/glib-2.0/schemas &> /dev/null || :
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%endif
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%endif
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%changelog
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%changelog
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* Tue Nov 12 2024 liningjie <liningjie@xfusion.com> - 2.78.3-6
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- Fix CVE-2024-52533
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* Fri Oct 25 2024 GuoCe <guoce@kylinos.cn> - 2.78.3-5
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* Fri Oct 25 2024 GuoCe <guoce@kylinos.cn> - 2.78.3-5
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- Correct translation information
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- Correct translation information
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