Fix buggy patch to CVE-2022-46340
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From bb1711b7fba42f2a0c7d1c09beee241a1b2bcc30 Mon Sep 17 00:00:00 2001
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From: Peter Hutterer <peter.hutterer@who-t.net>
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Date: Mon, 19 Dec 2022 10:06:45 +1000
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Subject: [PATCH xserver] Xext: fix invalid event type mask in
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XTestSwapFakeInput
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In commit b320ca0 the mask was inadvertently changed from octal 0177 to
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hexadecimal 0x177.
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Fixes commit b320ca0ffe4c0c872eeb3a93d9bde21f765c7c63
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Xtest: disallow GenericEvents in XTestSwapFakeInput
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Found by Stuart Cassoff
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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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---
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Xext/xtest.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/Xext/xtest.c b/Xext/xtest.c
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index 2985a4ce6e..dde5c4cf9d 100644
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--- a/Xext/xtest.c
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+++ b/Xext/xtest.c
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@@ -502,7 +502,7 @@ XTestSwapFakeInput(ClientPtr client, xReq * req)
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nev = ((req->length << 2) - sizeof(xReq)) / sizeof(xEvent);
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for (ev = (xEvent *) &req[1]; --nev >= 0; ev++) {
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- int evtype = ev->u.u.type & 0x177;
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+ int evtype = ev->u.u.type & 0177;
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/* Swap event */
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proc = EventSwapVector[evtype];
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/* no swapping proc; invalid event type? */
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--
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2.38.1
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@ -46,7 +46,7 @@
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Summary: X.Org X11 X server
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Name: xorg-x11-server
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Version: 1.20.14
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Release: 11%{?gitdate:.%{gitdate}}%{?dist}
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Release: 12%{?gitdate:.%{gitdate}}%{?dist}
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URL: http://www.x.org
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License: MIT
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@ -131,6 +131,8 @@ Patch119: 0005-Xext-free-the-screen-saver-resource-when-replacing-i.patch
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Patch120: 0006-Xext-free-the-XvRTVideoNotify-when-turning-off-from-.patch
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# CVE-2022-46283
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Patch121: 0007-xkb-reset-the-radio_groups-pointer-to-NULL-after-fre.patch
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# Fix for buggy patch to CVE-2022-46340
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Patch122: 0008-Xext-fix-invalid-event-type-mask-in-XTestSwapFakeInp.patch
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BuildRequires: make
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BuildRequires: systemtap-sdt-devel
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@ -545,6 +547,9 @@ find %{inst_srcdir}/hw/xfree86 -name \*.c -delete
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%changelog
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* Mon Dec 19 2022 Peter Hutterer <peter.hutterer@redhat.com> - 1.20.14-12
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- Fix buggy patch to CVE-2022-46340
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* Wed Dec 14 2022 Peter Hutterer <peter.hutterer@redhat.com> 1.20.14-11
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- CVE fix for: CVE-2022-4283, CVE-2022-46340, CVE-2022-46341,
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CVE-2022-46342, CVE-2022-46343, CVE-2022-46344
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