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4b5e1863bb
patches/packages/openssl-1.1.1t-x86_64-1_slack15.0.txz: Upgraded.
This update fixes security issues:
X.400 address type confusion in X.509 GeneralName.
Timing Oracle in RSA Decryption.
Use-after-free following BIO_new_NDEF.
Double free after calling PEM_read_bio_ex.
For more information, see:
https://www.openssl.org/news/secadv/20230207.txt
https://www.cve.org/CVERecord?id=CVE-2023-0286
https://www.cve.org/CVERecord?id=CVE-2022-4304
https://www.cve.org/CVERecord?id=CVE-2023-0215
https://www.cve.org/CVERecord?id=CVE-2022-4450
(* Security fix *)
patches/packages/openssl-solibs-1.1.1t-x86_64-1_slack15.0.txz: Upgraded.
patches/packages/xorg-server-1.20.14-x86_64-7_slack15.0.txz: Rebuilt.
[PATCH] Xi: fix potential use-after-free in DeepCopyPointerClasses.
Also merged another patch to prevent crashes when using a compositor with
the NVIDIA blob. Thanks to mdinslage, willysr, and Daedra.
For more information, see:
https://www.cve.org/CVERecord?id=CVE-2023-0494
(* Security fix *)
patches/packages/xorg-server-xephyr-1.20.14-x86_64-7_slack15.0.txz: Rebuilt.
patches/packages/xorg-server-xnest-1.20.14-x86_64-7_slack15.0.txz: Rebuilt.
patches/packages/xorg-server-xvfb-1.20.14-x86_64-7_slack15.0.txz: Rebuilt.
patches/packages/xorg-server-xwayland-21.1.4-x86_64-6_slack15.0.txz: Rebuilt.
[PATCH] Xi: fix potential use-after-free in DeepCopyPointerClasses.
Also merged another patch to prevent crashes when using a compositor with
the NVIDIA blob. Thanks to mdinslage, willysr, and Daedra.
For more information, see:
https://www.cve.org/CVERecord?id=CVE-2023-0494
(* Security fix *)
34 lines
1 KiB
Diff
34 lines
1 KiB
Diff
From 0ba6d8c37071131a49790243cdac55392ecf71ec Mon Sep 17 00:00:00 2001
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From: Peter Hutterer <peter.hutterer@who-t.net>
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Date: Wed, 25 Jan 2023 11:41:40 +1000
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Subject: [PATCH] Xi: fix potential use-after-free in DeepCopyPointerClasses
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CVE-2023-0494, ZDI-CAN-19596
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This vulnerability was discovered by:
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Jan-Niklas Sohn working with Trend Micro Zero Day Initiative
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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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---
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Xi/exevents.c | 4 +++-
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1 file changed, 3 insertions(+), 1 deletion(-)
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diff --git a/Xi/exevents.c b/Xi/exevents.c
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index 217baa956..dcd4efb3b 100644
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--- a/Xi/exevents.c
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+++ b/Xi/exevents.c
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@@ -619,8 +619,10 @@ DeepCopyPointerClasses(DeviceIntPtr from, DeviceIntPtr to)
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memcpy(to->button->xkb_acts, from->button->xkb_acts,
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sizeof(XkbAction));
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}
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- else
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+ else {
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free(to->button->xkb_acts);
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+ to->button->xkb_acts = NULL;
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+ }
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memcpy(to->button->labels, from->button->labels,
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from->button->numButtons * sizeof(Atom));
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--
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GitLab
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