[ALSA-2026:82015] Important: xorg-x11-server security update
Type:
security
Severity:
important
Release date:
2026-10-14
Description:
X.Org is an open-source implementation of the X Window System. It provides the basic low-level functionality that full-fledged graphical user interfaces are designed upon. Security Fix(es): * xorg-x11-server: xorg-x11-server: Privilege escalation via crafted RandR provider property requests (CVE-2026-93521) * xorg-x11-server: xwayland: xorg-x11-server: Arbitrary code execution via double-free in XKB geometry handling (CVE-2026-88812) * xorg-x11-server: xorg-x11-server: Out-of-bounds write via unvalidated modifier in ProcXIPassiveUngrabDevice (CVE-2026-93523) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
References:
Updated packages listed below:
Architecture Package Checksum
aarch64 xorg-x11-server-Xorg-1.20.11-34.el9_8.4.aarch64.rpm 0a2004de668a1d601479336a96bcc01aca2686a60bb6974dea86742bc1d32310
aarch64 xorg-x11-server-Xnest-1.20.11-34.el9_8.4.aarch64.rpm 197793c67e1e76dd531d0ac4e327619719dd47a38304b333444c2a56b5f6b64c
aarch64 xorg-x11-server-Xephyr-1.20.11-34.el9_8.4.aarch64.rpm 3b34cb3a6d2825dd3a5ca513e2c0c783b198958188b3153d77c8286768ca0fb6
aarch64 xorg-x11-server-Xvfb-1.20.11-34.el9_8.4.aarch64.rpm 56027881c119cb487d0671343cb97c6e6972f51a537faa19df5b6d1da0b81f8e
aarch64 xorg-x11-server-common-1.20.11-34.el9_8.4.aarch64.rpm 861a0eaf9c979be7e6d553e78c47e01dbc83d2a4dd3345c14d67401ae09eb146
aarch64 xorg-x11-server-devel-1.20.11-34.el9_8.4.aarch64.rpm b47331e75bd2684da5d2d751fb75de3c22e932d771b0c320995e089bba1ec9e6
aarch64 xorg-x11-server-Xdmx-1.20.11-34.el9_8.4.aarch64.rpm ce9ad896cd29a6f4650a56b009d71f2fcfa8ec90a6b0ead837b1936b24e20300
i686 xorg-x11-server-devel-1.20.11-34.el9_8.4.i686.rpm 49028b37f218e56d81c02fefd3386574393f2a342ca475c08b23aaa790d364db
noarch xorg-x11-server-source-1.20.11-34.el9_8.4.noarch.rpm ad0c1b502f04032297357cb36967d764515c70d09ede769ca1d12ab3e5bcff25
ppc64le xorg-x11-server-Xephyr-1.20.11-34.el9_8.4.ppc64le.rpm 1aab669ccd9dda4566a2ee3a2a689bb3d6c02b9fff4a9f82f7d59b5e15b18c9d
ppc64le xorg-x11-server-devel-1.20.11-34.el9_8.4.ppc64le.rpm 3a676fd780191f7d2afceb280cda753e0291fd2991b99dc16e91ed91b41211d3
ppc64le xorg-x11-server-Xvfb-1.20.11-34.el9_8.4.ppc64le.rpm 406207a96dd901ceefcd806debaa42ec770ebf2c2eb84003feb4c5a57d5a4796
ppc64le xorg-x11-server-Xdmx-1.20.11-34.el9_8.4.ppc64le.rpm 771d867bad93c5eee7959ce4cf18aa0fb3db7242988d46be572fcbb3e75cca4d
ppc64le xorg-x11-server-Xnest-1.20.11-34.el9_8.4.ppc64le.rpm 8ecba40c52378bc59d21d776b1161da5af025331e567a6bee0fc297be2a82d9b
ppc64le xorg-x11-server-common-1.20.11-34.el9_8.4.ppc64le.rpm 9d8f2392e18cadc39cf72b33c94d93ff2ddc181556594beea624e52014d269bb
ppc64le xorg-x11-server-Xorg-1.20.11-34.el9_8.4.ppc64le.rpm af59673821b99831d3f54268710cee9da415379e8c0ab9c7c50e80a366a1a54e
s390x xorg-x11-server-Xvfb-1.20.11-34.el9_8.4.s390x.rpm 0f4cdbe86fede6647384fb4e8f6b606e7ffb0eed7d0eee3219919dfd213378e5
s390x xorg-x11-server-Xdmx-1.20.11-34.el9_8.4.s390x.rpm 1fa8b150e24be0bf1273c13560558a1e168b138e58701c560e8cbf828de82b0d
s390x xorg-x11-server-devel-1.20.11-34.el9_8.4.s390x.rpm 4a2c1b7e5c57f253054a1b813ca262b619c8a9d81e948d6076823042b4b315f3
s390x xorg-x11-server-Xorg-1.20.11-34.el9_8.4.s390x.rpm 5c7fbb2d0ab677976b6fb91dc5678cf023a91bf75c28e9abab123f1d4f161674
s390x xorg-x11-server-Xephyr-1.20.11-34.el9_8.4.s390x.rpm c447cb1987763874207e394015c0a0d58681ab9230980a0deb6a7958be811222
s390x xorg-x11-server-common-1.20.11-34.el9_8.4.s390x.rpm cb627e57d26225b488ea1eba503eb6bc53f7b8e10a4aa29ac5d77e8fa8828ea8
s390x xorg-x11-server-Xnest-1.20.11-34.el9_8.4.s390x.rpm fc5239c8b97c18ff177af0210ed75caab8716d84ea35505d38ada070077b8633
x86_64 xorg-x11-server-Xorg-1.20.11-34.el9_8.4.x86_64.rpm 0188d68a05ee56538f4f7124daed4fe6cb887b808ce09b95a49f913953445de6
x86_64 xorg-x11-server-Xnest-1.20.11-34.el9_8.4.x86_64.rpm 20cfe67eaa4fda57e8ece57e44a509f9842adf9f7fdfd4abd54f7f18e2686159
x86_64 xorg-x11-server-Xvfb-1.20.11-34.el9_8.4.x86_64.rpm 21dabeb9b0a364064f80f283baca13953dfdba40ee39da1c17cd53bcbafddbfc
x86_64 xorg-x11-server-Xdmx-1.20.11-34.el9_8.4.x86_64.rpm 4cb96448a55602ff197dd0fe68b9134d412fd08a998da287153f2f3369634cb8
x86_64 xorg-x11-server-Xephyr-1.20.11-34.el9_8.4.x86_64.rpm 9b7c1bcf1fa25543bd0d0e63acd9d735bce62719d199f0ecb783e2d92a8d7b52
x86_64 xorg-x11-server-common-1.20.11-34.el9_8.4.x86_64.rpm c584a0db06d25895600390df07c74200eefd62e67ec80aa1a33c58a9ac260d28
x86_64 xorg-x11-server-devel-1.20.11-34.el9_8.4.x86_64.rpm d8dabc74cad85acdce92c71ddaa9228c1da346d8e4c503f462d7dba68fda80e2
Notes:
This page is generated automatically from Red Hat security data and has not been checked for errors. For clarification or corrections please contact the AlmaLinux Packaging Team.