RHEL 8：使用者空間圖形、xorg-x11 和 mesa (RHSA-2021: 1804)
high Nessus Plugin ID 149659
語系：
概要
遠端 Red Hat 主機缺少一個或多個安全性更新。說明
遠端 Redhat Enterprise Linux 8 主機上安裝的套件受到 RHSA-2021: 1804 公告中提及的弱點影響。- libX11: X 輸入法用戶端中存在堆積溢位弱點 (CVE-2020-14344)
- xorg-x11-server: XkbSetNames 函式中存在超出邊界存取問題 (CVE-2020-14345)
- xorg-x11-server: X input extension 通訊協定中存在整數反向溢位問題 (CVE-2020-14346)
- xorg-x11-server: 未初始化的堆積記憶體從 X 伺服器洩漏到 dix/pixmap.c 之 AllocatePixmap 中的用戶端 (CVE-2020-14347)
- xorg-x11-server: XkbSetMap 函式中存在超出邊界存取問題 (CVE-2020-14360)
- xorg-x11-server: XkbSelectEvents 整數反向溢位和權限提升弱點 (CVE-2020-14361)
- xorg-x11-server: XRecordRegisterClients 整數反向溢位和權限提升弱點 (CVE-2020-14362)
- libX11: 處理地區設定時存在整數溢位問題，可造成雙重釋放 (CVE-2020-14363)
- xorg-x11-server: XkbSetDeviceInfo 堆積型緩衝區溢位權限提升弱點 (CVE-2020-25712)
請注意，Nessus 並未測試這些問題，而是僅依據應用程式自我報告的版本號碼作出判斷。
解決方案
更新受影響的套件。另請參閱
https://access.redhat.com/security/cve/CVE-2020-14363
https://access.redhat.com/security/cve/CVE-2020-14345
https://access.redhat.com/security/cve/CVE-2020-14346
https://access.redhat.com/security/cve/CVE-2020-14361
https://bugzilla.redhat.com/1872473
https://access.redhat.com/security/cve/CVE-2020-14362
https://bugzilla.redhat.com/1862241
https://bugzilla.redhat.com/1862246
https://bugzilla.redhat.com/1869142
https://bugzilla.redhat.com/1869144
https://access.redhat.com/security/cve/CVE-2020-14347
https://access.redhat.com/security/cve/CVE-2020-14360
https://access.redhat.com/security/cve/CVE-2020-25712
https://bugzilla.redhat.com/1862258
https://bugzilla.redhat.com/1869139
https://bugzilla.redhat.com/1887276
https://access.redhat.com/errata/RHSA-2021:1804
Plugin 詳細資訊
嚴重性: High
ID: 149659
檔案名稱: redhat-RHSA-2021-1804.nasl
版本: 1.9
類型: local
代理程式: unix
已發布: 2021/5/19
已更新: 2024/1/1
支援的感應器: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus
風險資訊
VPR
風險因素: Medium
分數: 6.7
CVSS v2
風險因素: Medium
基本分數: 6.1
時間分數: 4.8
媒介: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:C
CVSS 評分資料來源: CVE-2020-14360
CVSS v3
風險因素: High
基本分數: 7.8
時間分數: 7
媒介: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
時間媒介: CVSS:3.0/E:P/RL:O/RC:C
CVSS 評分資料來源: CVE-2020-25712
弱點資訊
CPE: cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:rhel_aus:8.4, cpe:/o:redhat:rhel_aus:8.6, cpe:/o:redhat:rhel_e4s:8.4, cpe:/o:redhat:rhel_e4s:8.6, cpe:/o:redhat:rhel_eus:8.4, cpe:/o:redhat:rhel_eus:8.6, cpe:/o:redhat:rhel_tus:8.4, cpe:/o:redhat:rhel_tus:8.6, p-cpe:/a:redhat:enterprise_linux:egl-wayland, p-cpe:/a:redhat:enterprise_linux:libx11, p-cpe:/a:redhat:enterprise_linux:libx11-common, p-cpe:/a:redhat:enterprise_linux:libx11-devel, p-cpe:/a:redhat:enterprise_linux:libx11-xcb, p-cpe:/a:redhat:enterprise_linux:libdrm, p-cpe:/a:redhat:enterprise_linux:libdrm-devel, p-cpe:/a:redhat:enterprise_linux:libglvnd, p-cpe:/a:redhat:enterprise_linux:libglvnd-core-devel, p-cpe:/a:redhat:enterprise_linux:libglvnd-devel, p-cpe:/a:redhat:enterprise_linux:libglvnd-egl, p-cpe:/a:redhat:enterprise_linux:libglvnd-gles, p-cpe:/a:redhat:enterprise_linux:libglvnd-glx, p-cpe:/a:redhat:enterprise_linux:libglvnd-opengl, p-cpe:/a:redhat:enterprise_linux:libinput, p-cpe:/a:redhat:enterprise_linux:libinput-devel, p-cpe:/a:redhat:enterprise_linux:libinput-utils, p-cpe:/a:redhat:enterprise_linux:libwacom, p-cpe:/a:redhat:enterprise_linux:libwacom-data, p-cpe:/a:redhat:enterprise_linux:libwacom-devel, p-cpe:/a:redhat:enterprise_linux:mesa-dri-drivers, p-cpe:/a:redhat:enterprise_linux:mesa-filesystem, p-cpe:/a:redhat:enterprise_linux:mesa-libegl, p-cpe:/a:redhat:enterprise_linux:mesa-libegl-devel, p-cpe:/a:redhat:enterprise_linux:mesa-libgl, p-cpe:/a:redhat:enterprise_linux:mesa-libgl-devel, p-cpe:/a:redhat:enterprise_linux:mesa-libosmesa, p-cpe:/a:redhat:enterprise_linux:mesa-libosmesa-devel, p-cpe:/a:redhat:enterprise_linux:mesa-libgbm, p-cpe:/a:redhat:enterprise_linux:mesa-libgbm-devel, p-cpe:/a:redhat:enterprise_linux:mesa-libglapi, p-cpe:/a:redhat:enterprise_linux:mesa-libxatracker, p-cpe:/a:redhat:enterprise_linux:mesa-vdpau-drivers, p-cpe:/a:redhat:enterprise_linux:mesa-vulkan-devel, p-cpe:/a:redhat:enterprise_linux:mesa-vulkan-drivers, p-cpe:/a:redhat:enterprise_linux:xorg-x11-drivers, p-cpe:/a:redhat:enterprise_linux:xorg-x11-server-xdmx, p-cpe:/a:redhat:enterprise_linux:xorg-x11-server-xephyr, p-cpe:/a:redhat:enterprise_linux:xorg-x11-server-xnest, p-cpe:/a:redhat:enterprise_linux:xorg-x11-server-xorg, p-cpe:/a:redhat:enterprise_linux:xorg-x11-server-xvfb, p-cpe:/a:redhat:enterprise_linux:xorg-x11-server-xwayland, p-cpe:/a:redhat:enterprise_linux:xorg-x11-server-common, p-cpe:/a:redhat:enterprise_linux:xorg-x11-server-devel, p-cpe:/a:redhat:enterprise_linux:xorg-x11-server-source
必要的 KB 項目: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
可被惡意程式利用: true
可輕鬆利用: Exploits are available
修補程式發佈日期: 2021/5/18
弱點發布日期: 2020/8/5
參考資訊
CVE: CVE-2020-14344, CVE-2020-14345, CVE-2020-14346, CVE-2020-14347, CVE-2020-14360, CVE-2020-14361, CVE-2020-14362, CVE-2020-14363, CVE-2020-25712