目标达成 感谢每一位支持者 — 我们达成了 100% 目标！

目标: 1000 元 · 已筹: 1325 元

100%
请我们喝杯咖啡

CVE-2026-33999— X.Org X Server 数字错误漏洞

CVSS 7.8 · High EPSS 0.19% · P9

影响版本矩阵 46

厂商产品版本范围状态
Red HatRed Hat Enterprise Linux 100:24.1.5-6.el10_1< *unaffected
0:24.1.9-4.el10_2< *unaffected
Red HatRed Hat Enterprise Linux 10.0 Extended Update Support0:24.1.5-6.el10_0< *unaffected
Red HatRed Hat Enterprise Linux 6全部unknown
Red HatRed Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION0:1.1.0-25.el6_10.16< *unaffected
Red HatRed Hat Enterprise Linux 7 Extended Lifecycle Support0:1.20.4-34.el7_9< *unaffected
0:1.8.0-36.el7_9.4< *unaffected
Red HatRed Hat Enterprise Linux 80:21.1.3-20.el8_10< *unaffected
0:1.20.11-28.el8_10< *unaffected
0:1.15.0-9.el8_10< *unaffected
Red HatRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support0:1.20.10-4.el8_4< *unaffected
0:1.11.0-8.el8_4.15< *unaffected
Red HatRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On0:1.20.10-4.el8_4< *unaffected
0:1.11.0-8.el8_4.15< *unaffected
Red HatRed Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support0:21.1.3-2.el8_6.6< *unaffected
0:1.20.11-7.el8_6< *unaffected
0:1.12.0-6.el8_6.17< *unaffected
Red HatRed Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On0:1.12.0-6.el8_6.17< *unaffected
Red HatRed Hat Enterprise Linux 8.6 Telecommunications Update Service0:21.1.3-2.el8_6.6< *unaffected
0:1.20.11-7.el8_6< *unaffected
Red HatRed Hat Enterprise Linux 8.6 Update Services for SAP Solutions0:21.1.3-2.el8_6.6< *unaffected
0:1.20.11-7.el8_6< *unaffected
Red HatRed Hat Enterprise Linux 8.8 Telecommunications Update Service0:21.1.3-13.el8_8< *unaffected
0:1.20.11-18.el8_8< *unaffected
0:1.12.0-15.el8_8.17< *unaffected
Red HatRed Hat Enterprise Linux 8.8 Update Services for SAP Solutions0:21.1.3-13.el8_8< *unaffected
0:1.20.11-18.el8_8< *unaffected
0:1.12.0-15.el8_8.17< *unaffected
Red HatRed Hat Enterprise Linux 90:1.15.0-6.el9_7.1< *unaffected
0:23.2.7-6.el9_7< *unaffected
0:1.20.11-33.el9_7< *unaffected
0:1.15.0-7.el9_8.1< *unaffected
0:1.20.11-34.el9_8< *unaffected
0:24.1.9-4.el9_8< *unaffected
Red HatRed Hat Enterprise Linux 9.0 Update Services for SAP Solutions0:21.1.3-5.el9_0< *unaffected
0:1.20.11-13.el9_0< *unaffected
0:1.11.0-22.el9_0.17< *unaffected
Red HatRed Hat Enterprise Linux 9.2 Update Services for SAP Solutions0:21.1.3-10.el9_2< *unaffected
0:1.20.11-20.el9_2< *unaffected
0:1.12.0-14.el9_2.14< *unaffected
Red HatRed Hat Enterprise Linux 9.4 Extended Update Support0:1.20.11-28.el9_4< *unaffected
0:22.1.9-8.el9_4< *unaffected
0:1.13.1-8.el9_4.9< *unaffected
Red HatRed Hat Enterprise Linux 9.6 Extended Update Support0:1.20.11-33.el9_6< *unaffected
0:23.2.7-6.el9_6< *unaffected
0:1.14.1-10.el9_6< *unaffected
获取后续新漏洞提醒登录后订阅

一、 漏洞 CVE-2026-33999 基础信息

漏洞信息
对漏洞内容有疑问？看看神龙的深度分析是否有帮助！
查看神龙十问 ↗

尽管我们使用了先进的大模型技术，但其输出仍可能包含不准确或过时的信息。神龙努力确保数据的准确性，但请您根据实际情况进行核实和判断。

Vulnerability Title
Xorg: xwayland: x.org x server: denial of service via integer underflow in xkb compatibility map handling
来源: 美国国家漏洞数据库 NVD
Vulnerability Description
A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of service (DoS) or other severe impacts.
来源: 美国国家漏洞数据库 NVD
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
来源: 美国国家漏洞数据库 NVD
Vulnerability Type
整数下溢(超界折返)
来源: 美国国家漏洞数据库 NVD
Vulnerability Title
X.Org X Server 数字错误漏洞
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Description
X.Org X Server是X.Org基金会的一款X Window系统显示服务器。 X.Org X Server存在数字错误漏洞，该漏洞源于XKB兼容映射处理中的整数下溢，可能导致攻击者触发缓冲区读取溢出，进而导致内存安全违规和拒绝服务。
来源: 中国国家信息安全漏洞库 CNNVD
CVSS Information
N/A
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Type
N/A
来源: 中国国家信息安全漏洞库 CNNVD

受影响产品

厂商产品影响版本CPE订阅
Red HatRed Hat Enterprise Linux 10 0:24.1.5-6.el10_1 ~ * cpe:/o:redhat:enterprise_linux:10.1
Red HatRed Hat Enterprise Linux 10 0:24.1.9-4.el10_2 ~ * cpe:/o:redhat:enterprise_linux:10.2
Red HatRed Hat Enterprise Linux 10.0 Extended Update Support 0:24.1.5-6.el10_0 ~ * cpe:/o:redhat:enterprise_linux_eus:10.0
Red HatRed Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION 0:1.1.0-25.el6_10.16 ~ * cpe:/o:redhat:rhel_els:6
Red HatRed Hat Enterprise Linux 7 Extended Lifecycle Support 0:1.20.4-34.el7_9 ~ * cpe:/o:redhat:rhel_els:7
Red HatRed Hat Enterprise Linux 7 Extended Lifecycle Support 0:1.8.0-36.el7_9.4 ~ * cpe:/o:redhat:rhel_els:7
Red HatRed Hat Enterprise Linux 8 0:21.1.3-20.el8_10 ~ * cpe:/a:redhat:enterprise_linux:8::appstream
Red HatRed Hat Enterprise Linux 8 0:1.20.11-28.el8_10 ~ * cpe:/a:redhat:enterprise_linux:8::appstream
Red HatRed Hat Enterprise Linux 8 0:1.15.0-9.el8_10 ~ * cpe:/a:redhat:enterprise_linux:8::appstream
Red HatRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support 0:1.20.10-4.el8_4 ~ * cpe:/a:redhat:rhel_aus:8.4::appstream
Red HatRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support 0:1.11.0-8.el8_4.15 ~ * cpe:/a:redhat:rhel_aus:8.4::appstream
Red HatRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On 0:1.20.10-4.el8_4 ~ * cpe:/a:redhat:rhel_aus:8.4::appstream
Red HatRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On 0:1.11.0-8.el8_4.15 ~ * cpe:/a:redhat:rhel_aus:8.4::appstream
Red HatRed Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support 0:21.1.3-2.el8_6.6 ~ * cpe:/a:redhat:rhel_aus:8.6::appstream
Red HatRed Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support 0:1.20.11-7.el8_6 ~ * cpe:/a:redhat:rhel_aus:8.6::appstream
Red HatRed Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support 0:1.12.0-6.el8_6.17 ~ * cpe:/a:redhat:rhel_aus:8.6::appstream
Red HatRed Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On 0:1.12.0-6.el8_6.17 ~ * cpe:/a:redhat:rhel_aus:8.6::appstream
Red HatRed Hat Enterprise Linux 8.6 Telecommunications Update Service 0:21.1.3-2.el8_6.6 ~ * cpe:/a:redhat:rhel_aus:8.6::appstream
Red HatRed Hat Enterprise Linux 8.6 Telecommunications Update Service 0:1.20.11-7.el8_6 ~ * cpe:/a:redhat:rhel_aus:8.6::appstream
Red HatRed Hat Enterprise Linux 8.6 Update Services for SAP Solutions 0:21.1.3-2.el8_6.6 ~ * cpe:/a:redhat:rhel_aus:8.6::appstream
Red HatRed Hat Enterprise Linux 8.6 Update Services for SAP Solutions 0:1.20.11-7.el8_6 ~ * cpe:/a:redhat:rhel_aus:8.6::appstream
Red HatRed Hat Enterprise Linux 8.8 Telecommunications Update Service 0:21.1.3-13.el8_8 ~ * cpe:/a:redhat:rhel_e4s:8.8::appstream
Red HatRed Hat Enterprise Linux 8.8 Telecommunications Update Service 0:1.20.11-18.el8_8 ~ * cpe:/a:redhat:rhel_e4s:8.8::appstream
Red HatRed Hat Enterprise Linux 8.8 Telecommunications Update Service 0:1.12.0-15.el8_8.17 ~ * cpe:/a:redhat:rhel_e4s:8.8::appstream
Red HatRed Hat Enterprise Linux 8.8 Update Services for SAP Solutions 0:21.1.3-13.el8_8 ~ * cpe:/a:redhat:rhel_e4s:8.8::appstream
Red HatRed Hat Enterprise Linux 8.8 Update Services for SAP Solutions 0:1.20.11-18.el8_8 ~ * cpe:/a:redhat:rhel_e4s:8.8::appstream
Red HatRed Hat Enterprise Linux 8.8 Update Services for SAP Solutions 0:1.12.0-15.el8_8.17 ~ * cpe:/a:redhat:rhel_e4s:8.8::appstream
Red HatRed Hat Enterprise Linux 9 0:1.15.0-6.el9_7.1 ~ * cpe:/a:redhat:enterprise_linux:9::appstream
Red HatRed Hat Enterprise Linux 9 0:23.2.7-6.el9_7 ~ * cpe:/a:redhat:enterprise_linux:9::appstream
Red HatRed Hat Enterprise Linux 9 0:1.20.11-33.el9_7 ~ * cpe:/a:redhat:enterprise_linux:9::appstream
Red HatRed Hat Enterprise Linux 9 0:1.15.0-7.el9_8.1 ~ * cpe:/a:redhat:enterprise_linux:9::appstream
Red HatRed Hat Enterprise Linux 9 0:1.20.11-34.el9_8 ~ * cpe:/a:redhat:enterprise_linux:9::appstream
Red HatRed Hat Enterprise Linux 9 0:24.1.9-4.el9_8 ~ * cpe:/a:redhat:enterprise_linux:9::appstream
Red HatRed Hat Enterprise Linux 9.0 Update Services for SAP Solutions 0:21.1.3-5.el9_0 ~ * cpe:/a:redhat:rhel_e4s:9.0::appstream
Red HatRed Hat Enterprise Linux 9.0 Update Services for SAP Solutions 0:1.20.11-13.el9_0 ~ * cpe:/a:redhat:rhel_e4s:9.0::appstream
Red HatRed Hat Enterprise Linux 9.0 Update Services for SAP Solutions 0:1.11.0-22.el9_0.17 ~ * cpe:/a:redhat:rhel_e4s:9.0::appstream
Red HatRed Hat Enterprise Linux 9.2 Update Services for SAP Solutions 0:21.1.3-10.el9_2 ~ * cpe:/a:redhat:rhel_e4s:9.2::appstream
Red HatRed Hat Enterprise Linux 9.2 Update Services for SAP Solutions 0:1.20.11-20.el9_2 ~ * cpe:/a:redhat:rhel_e4s:9.2::appstream
Red HatRed Hat Enterprise Linux 9.2 Update Services for SAP Solutions 0:1.12.0-14.el9_2.14 ~ * cpe:/a:redhat:rhel_e4s:9.2::appstream
Red HatRed Hat Enterprise Linux 9.4 Extended Update Support 0:1.20.11-28.el9_4 ~ * cpe:/a:redhat:rhel_eus:9.4::appstream
Red HatRed Hat Enterprise Linux 9.4 Extended Update Support 0:22.1.9-8.el9_4 ~ * cpe:/a:redhat:rhel_eus:9.4::appstream
Red HatRed Hat Enterprise Linux 9.4 Extended Update Support 0:1.13.1-8.el9_4.9 ~ * cpe:/a:redhat:rhel_eus:9.4::appstream
Red HatRed Hat Enterprise Linux 9.6 Extended Update Support 0:1.20.11-33.el9_6 ~ * cpe:/a:redhat:rhel_eus:9.6::appstream
Red HatRed Hat Enterprise Linux 9.6 Extended Update Support 0:23.2.7-6.el9_6 ~ * cpe:/a:redhat:rhel_eus:9.6::appstream
Red HatRed Hat Enterprise Linux 9.6 Extended Update Support 0:1.14.1-10.el9_6 ~ * cpe:/a:redhat:rhel_eus:9.6::appstream
Red HatRed Hat Enterprise Linux 6-cpe:/o:redhat:enterprise_linux:6

二、漏洞 CVE-2026-33999 的公开POC

#POC 描述源链接神龙链接
AI 生成 POC高级

未找到公开 POC。

登录以生成 AI POC

三、漏洞 CVE-2026-33999 的情报信息

请登录查看更多情报信息。

CVE-2026-33999 厂商安全公告 (19)

CVE-2026-33999 其他参考 (14)

同批安全公告 · Red Hat · 2026-04-23 · 共 6 条

CVE-2026-340037.8 HIGHX.Org X Server 缓冲区错误漏洞
CVE-2026-340017.8 HIGHX.Org X Server 安全漏洞
CVE-2026-67326.5 MEDIUMlibxml2 安全漏洞
CVE-2025-662864.7 MEDIUMWebKitGTK 安全漏洞
CVE-2026-27083.7 LOWlibsoup 环境问题漏洞

IV. Related Vulnerabilities

Same product: Red Hat Enterprise Linux 10
Same vendor: Red Hat
Same weakness: CWE-191

V. Comments for CVE-2026-33999

暂无评论

发表评论