{"schema_version":"1.7.2","id":"OESA-2024-1416","modified":"2024-04-12T11:07:40Z","published":"2024-04-12T11:07:40Z","upstream":["CVE-2024-31080","CVE-2024-31081","CVE-2024-31082","CVE-2024-31083"],"summary":"xorg-x11-server security update","details":"X.Org X11 X server\r\n\r\nSecurity Fix(es):\r\n\r\nA heap-based buffer over-read vulnerability was found in the X.org server\u0026apos;s ProcXIGetSelectedEvents() function. This issue occurs when byte-swapped length values are used in replies, potentially leading to memory leakage and segmentation faults, particularly when triggered by a client with a different endianness. This vulnerability could be exploited by an attacker to cause the X server to read heap memory values and then transmit them back to the client until encountering an unmapped page, resulting in a crash. Despite the attacker\u0026apos;s inability to control the specific memory copied into the replies, the small length values typically stored in a 32-bit integer can result in significant attempted out-of-bounds reads.(CVE-2024-31080)\r\n\r\nA heap-based buffer over-read vulnerability was found in the X.org server\u0026apos;s ProcXIPassiveGrabDevice() function. This issue occurs when byte-swapped length values are used in replies, potentially leading to memory leakage and segmentation faults, particularly when triggered by a client with a different endianness. This vulnerability could be exploited by an attacker to cause the X server to read heap memory values and then transmit them back to the client until encountering an unmapped page, resulting in a crash. Despite the attacker\u0026apos;s inability to control the specific memory copied into the replies, the small length values typically stored in a 32-bit integer can result in significant attempted out-of-bounds reads.(CVE-2024-31081)\r\n\r\nA heap-based buffer over-read vulnerability was found in the X.org server\u0026apos;s ProcAppleDRICreatePixmap() function. This issue occurs when byte-swapped length values are used in replies, potentially leading to memory leakage and segmentation faults, particularly when triggered by a client with a different endianness. This vulnerability could be exploited by an attacker to cause the X server to read heap memory values and then transmit them back to the client until encountering an unmapped page, resulting in a crash. Despite the attacker\u0026apos;s inability to control the specific memory copied into the replies, the small length values typically stored in a 32-bit integer can result in significant attempted out-of-bounds reads.(CVE-2024-31082)\r\n\r\nA use-after-free vulnerability was found in the ProcRenderAddGlyphs() function of Xorg servers. This issue occurs when AllocateGlyph() is called to store new glyphs sent by the client to the X server, potentially resulting in multiple entries pointing to the same non-refcounted glyphs. Consequently, ProcRenderAddGlyphs() may free a glyph, leading to a use-after-free scenario when the same glyph pointer is subsequently accessed. This flaw allows an authenticated attacker to execute arbitrary code on the system by sending a specially crafted request.(CVE-2024-31083)","affected":[{"package":{"ecosystem":"openEuler:20.03-LTS-SP1","name":"xorg-x11-server","purl":"pkg:rpm/openEuler/xorg-x11-server\u0026distro=openEuler-20.03-LTS-SP1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.20.8-24.oe1"}]}],"ecosystem_specific":{"aarch64":["xorg-x11-server-debuginfo-1.20.8-24.oe1.aarch64.rpm","xorg-x11-server-debugsource-1.20.8-24.oe1.aarch64.rpm","xorg-x11-server-Xephyr-1.20.8-24.oe1.aarch64.rpm","xorg-x11-server-devel-1.20.8-24.oe1.aarch64.rpm","xorg-x11-server-1.20.8-24.oe1.aarch64.rpm"],"noarch":["xorg-x11-server-help-1.20.8-24.oe1.noarch.rpm"],"src":["xorg-x11-server-1.20.8-24.oe1.src.rpm"],"x86_64":["xorg-x11-server-debugsource-1.20.8-24.oe1.x86_64.rpm","xorg-x11-server-debuginfo-1.20.8-24.oe1.x86_64.rpm","xorg-x11-server-1.20.8-24.oe1.x86_64.rpm","xorg-x11-server-Xephyr-1.20.8-24.oe1.x86_64.rpm","xorg-x11-server-devel-1.20.8-24.oe1.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:20.03-LTS-SP4","name":"xorg-x11-server","purl":"pkg:rpm/openEuler/xorg-x11-server\u0026distro=openEuler-20.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.20.8-26.oe2003sp4"}]}],"ecosystem_specific":{"aarch64":["xorg-x11-server-Xephyr-1.20.8-26.oe2003sp4.aarch64.rpm","xorg-x11-server-debuginfo-1.20.8-26.oe2003sp4.aarch64.rpm","xorg-x11-server-debugsource-1.20.8-26.oe2003sp4.aarch64.rpm","xorg-x11-server-devel-1.20.8-26.oe2003sp4.aarch64.rpm","xorg-x11-server-1.20.8-26.oe2003sp4.aarch64.rpm"],"noarch":["xorg-x11-server-help-1.20.8-26.oe2003sp4.noarch.rpm"],"src":["xorg-x11-server-1.20.8-26.oe2003sp4.src.rpm"],"x86_64":["xorg-x11-server-debuginfo-1.20.8-26.oe2003sp4.x86_64.rpm","xorg-x11-server-devel-1.20.8-26.oe2003sp4.x86_64.rpm","xorg-x11-server-1.20.8-26.oe2003sp4.x86_64.rpm","xorg-x11-server-Xephyr-1.20.8-26.oe2003sp4.x86_64.rpm","xorg-x11-server-debugsource-1.20.8-26.oe2003sp4.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:22.03-LTS","name":"xorg-x11-server","purl":"pkg:rpm/openEuler/xorg-x11-server\u0026distro=openEuler-22.03-LTS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.20.11-29.oe2203sp3"}]}],"ecosystem_specific":{"aarch64":["xorg-x11-server-Xnest-1.20.11-28.oe2203.aarch64.rpm","xorg-x11-server-Xdmx-1.20.11-28.oe2203.aarch64.rpm","xorg-x11-server-Xephyr-1.20.11-28.oe2203.aarch64.rpm","xorg-x11-server-devel-1.20.11-28.oe2203.aarch64.rpm","xorg-x11-server-Xvfb-1.20.11-28.oe2203.aarch64.rpm","xorg-x11-server-debugsource-1.20.11-28.oe2203.aarch64.rpm","xorg-x11-server-1.20.11-28.oe2203.aarch64.rpm","xorg-x11-server-debuginfo-1.20.11-28.oe2203.aarch64.rpm","xorg-x11-server-common-1.20.11-28.oe2203.aarch64.rpm","xorg-x11-server-common-1.20.11-29.oe2203sp1.aarch64.rpm","xorg-x11-server-Xvfb-1.20.11-29.oe2203sp1.aarch64.rpm","xorg-x11-server-Xdmx-1.20.11-29.oe2203sp1.aarch64.rpm","xorg-x11-server-Xnest-1.20.11-29.oe2203sp1.aarch64.rpm","xorg-x11-server-Xephyr-1.20.11-29.oe2203sp1.aarch64.rpm","xorg-x11-server-debuginfo-1.20.11-29.oe2203sp1.aarch64.rpm","xorg-x11-server-1.20.11-29.oe2203sp1.aarch64.rpm","xorg-x11-server-devel-1.20.11-29.oe2203sp1.aarch64.rpm","xorg-x11-server-debugsource-1.20.11-29.oe2203sp1.aarch64.rpm","xorg-x11-server-Xdmx-1.20.11-29.oe2203sp2.aarch64.rpm","xorg-x11-server-common-1.20.11-29.oe2203sp2.aarch64.rpm","xorg-x11-server-Xnest-1.20.11-29.oe2203sp2.aarch64.rpm","xorg-x11-server-debugsource-1.20.11-29.oe2203sp2.aarch64.rpm","xorg-x11-server-Xvfb-1.20.11-29.oe2203sp2.aarch64.rpm","xorg-x11-server-1.20.11-29.oe2203sp2.aarch64.rpm","xorg-x11-server-Xephyr-1.20.11-29.oe2203sp2.aarch64.rpm","xorg-x11-server-debuginfo-1.20.11-29.oe2203sp2.aarch64.rpm","xorg-x11-server-devel-1.20.11-29.oe2203sp2.aarch64.rpm","xorg-x11-server-Xvfb-1.20.11-29.oe2203sp3.aarch64.rpm","xorg-x11-server-Xdmx-1.20.11-29.oe2203sp3.aarch64.rpm","xorg-x11-server-Xnest-1.20.11-29.oe2203sp3.aarch64.rpm","xorg-x11-server-1.20.11-29.oe2203sp3.aarch64.rpm","xorg-x11-server-debuginfo-1.20.11-29.oe2203sp3.aarch64.rpm","xorg-x11-server-common-1.20.11-29.oe2203sp3.aarch64.rpm","xorg-x11-server-Xephyr-1.20.11-29.oe2203sp3.aarch64.rpm","xorg-x11-server-devel-1.20.11-29.oe2203sp3.aarch64.rpm","xorg-x11-server-debugsource-1.20.11-29.oe2203sp3.aarch64.rpm"],"noarch":["xorg-x11-server-help-1.20.11-28.oe2203.noarch.rpm","xorg-x11-server-source-1.20.11-28.oe2203.noarch.rpm","xorg-x11-server-source-1.20.11-29.oe2203sp1.noarch.rpm","xorg-x11-server-help-1.20.11-29.oe2203sp1.noarch.rpm","xorg-x11-server-help-1.20.11-29.oe2203sp2.noarch.rpm","xorg-x11-server-source-1.20.11-29.oe2203sp2.noarch.rpm","xorg-x11-server-help-1.20.11-29.oe2203sp3.noarch.rpm","xorg-x11-server-source-1.20.11-29.oe2203sp3.noarch.rpm"],"src":["xorg-x11-server-1.20.11-28.oe2203.src.rpm","xorg-x11-server-1.20.11-29.oe2203sp1.src.rpm","xorg-x11-server-1.20.11-29.oe2203sp2.src.rpm","xorg-x11-server-1.20.11-29.oe2203sp3.src.rpm"],"x86_64":["xorg-x11-server-Xephyr-1.20.11-28.oe2203.x86_64.rpm","xorg-x11-server-debuginfo-1.20.11-28.oe2203.x86_64.r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