diff options
Diffstat (limited to 'meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2024-31081.patch')
-rw-r--r-- | meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2024-31081.patch | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2024-31081.patch b/meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2024-31081.patch new file mode 100644 index 0000000000..d2c551a0e5 --- /dev/null +++ b/meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2024-31081.patch @@ -0,0 +1,47 @@ +From 3e77295f888c67fc7645db5d0c00926a29ffecee Mon Sep 17 00:00:00 2001 +From: Alan Coopersmith <alan.coopersmith@oracle.com> +Date: Fri, 22 Mar 2024 18:56:27 -0700 +Subject: [PATCH] Xi: ProcXIPassiveGrabDevice needs to use unswapped length to + send reply + +CVE-2024-31081 + +Fixes: d220d6907 ("Xi: add GrabButton and GrabKeysym code.") +Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com> +Part-of: <https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/1463> + +Upstream-Status: Backport [https://gitlab.freedesktop.org/xorg/xserver/-/commit/3e77295f888c67fc7645db5d0c00926a29ffecee] +CVE: CVE-2024-31081 +Signed-off-by: Ashish Sharma <asharma@mvista.com> + + Xi/xipassivegrab.c | 5 ++++- + 1 file changed, 4 insertions(+), 1 deletion(-) + +diff --git a/Xi/xipassivegrab.c b/Xi/xipassivegrab.c +index c9ac2f8553..896233bec2 100644 +--- a/Xi/xipassivegrab.c ++++ b/Xi/xipassivegrab.c +@@ -93,6 +93,7 @@ ProcXIPassiveGrabDevice(ClientPtr client) + GrabParameters param; + void *tmp; + int mask_len; ++ uint32_t length; + + REQUEST(xXIPassiveGrabDeviceReq); + REQUEST_FIXED_SIZE(xXIPassiveGrabDeviceReq, +@@ -247,9 +248,11 @@ ProcXIPassiveGrabDevice(ClientPtr client) + } + } + ++ /* save the value before SRepXIPassiveGrabDevice swaps it */ ++ length = rep.length; + WriteReplyToClient(client, sizeof(rep), &rep); + if (rep.num_modifiers) +- WriteToClient(client, rep.length * 4, modifiers_failed); ++ WriteToClient(client, length * 4, modifiers_failed); + + out: + free(modifiers_failed); +-- +GitLab + |