francis.wang
4c86c082a2
Combine poky (Yocto scarthgap), meta-openembedded (scarthgap), and meta-openwrt into a single repository. Components: - poky/ Yocto core framework (BitBake + OE-Core) - meta-openembedded/ Community layers (meta-oe, meta-python, meta-networking) - meta-openwrt/ OpenWrt customization layer - setup-env.sh One-click build environment setup - README.md Project documentation
39 lines
1.3 KiB
Diff
39 lines
1.3 KiB
Diff
From 30e05bdaf4096decf4ce0b1c448cd03c6786323b Mon Sep 17 00:00:00 2001
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From: Armin Novak <armin.novak@thincast.com>
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Date: Wed, 25 Mar 2026 09:04:43 +0100
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Subject: [PATCH] [core,gateway] Check rpcconn_common_hdr_t::auth_length is
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valid
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Do sanity checks for rpcconn_common_hdr_t::auth_length read from
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network, abort if the value is out of range.
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(cherry picked from commit 4ac0b6467d371a1ad47c1f751c5b305e4c068adb)
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CVE: CVE-2026-33952
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Upstream-Status: Backport [https://github.com/FreeRDP/FreeRDP/commit/4ac0b6467d371a1ad47c1f751c5b305e4c068adb]
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Signed-off-by: Ankur Tyagi <ankur.tyagi85@gmail.com>
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---
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libfreerdp/core/gateway/rts.c | 9 +++++++++
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1 file changed, 9 insertions(+)
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diff --git a/libfreerdp/core/gateway/rts.c b/libfreerdp/core/gateway/rts.c
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index 2ba757815..9702582da 100644
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--- a/libfreerdp/core/gateway/rts.c
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+++ b/libfreerdp/core/gateway/rts.c
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@@ -253,6 +253,15 @@ BOOL rts_read_common_pdu_header(wStream* s, rpcconn_common_hdr_t* header, BOOL i
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header->frag_length, sizeof(rpcconn_common_hdr_t));
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return FALSE;
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}
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+ if (header->auth_length > header->frag_length - 8ull)
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+ {
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+ if (!ignoreErrors)
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+ WLog_WARN(TAG,
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+ "Invalid header->auth_length(%" PRIu16 ") > header->frag_length(%" PRIu16
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+ ") - 8ull",
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+ header->frag_length, header->auth_length);
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+ return FALSE;
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+ }
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if (!ignoreErrors)
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{
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