Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1000 CNY

100.0%
Buy Us a Coffee
I. Basic Information for CVE-2025-26596
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Xorg: xwayland: heap overflow in xkbwritekeysyms()
Source: NVD (National Vulnerability Database)
Vulnerability Description
A heap overflow flaw was found in X.Org and Xwayland. The computation of the length in XkbSizeKeySyms() differs from what is written in XkbWriteKeySyms(), which may lead to a heap-based buffer overflow.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存写
Source: NVD (National Vulnerability Database)
Vulnerability Title
X.Org和Xwayland 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
X.Org是X.Org基金会的一个开放源代码的自由软件。Xwayland是Xwayland开源的一个通信协议，规定了显示服务器与其客户机之间的通信方式。 X.Org和Xwayland存在安全漏洞，该漏洞源于XkbSizeKeySyms函数计算的长度与XkbWriteKeySyms函数写入的长度不一致，可能导致堆缓冲区溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
-- 0 ~ 21.1.16 -
Red HatRed Hat Enterprise Linux 10 0:24.1.5-3.el10_0 ~ * cpe:/o:redhat:enterprise_linux:10.0
Red HatRed Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION 0:1.1.0-25.el6_10 ~ * cpe:/o:redhat:rhel_els:6
Red HatRed Hat Enterprise Linux 7 Extended Lifecycle Support 0:1.8.0-36.el7_9 ~ * cpe:/o:redhat:rhel_els:7
Red HatRed Hat Enterprise Linux 7 Extended Lifecycle Support 0:1.20.4-30.el7_9 ~ * cpe:/o:redhat:rhel_els:7
Red HatRed Hat Enterprise Linux 8 0:1.13.1-15.el8_10 ~ * cpe:/a:redhat:enterprise_linux:8::appstream
Red HatRed Hat Enterprise Linux 8.2 Advanced Update Support 0:1.9.0-15.el8_2.13 ~ * cpe:/a:redhat:rhel_aus:8.2::appstream
Red HatRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support 0:1.11.0-8.el8_4.12 ~ * cpe:/a:redhat:rhel_aus:8.4::appstream
Red HatRed Hat Enterprise Linux 8.4 Telecommunications Update Service 0:1.11.0-8.el8_4.12 ~ * cpe:/a:redhat:rhel_aus:8.4::appstream
Red HatRed Hat Enterprise Linux 8.4 Update Services for SAP Solutions 0:1.11.0-8.el8_4.12 ~ * cpe:/a:redhat:rhel_aus:8.4::appstream
Red HatRed Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support 0:1.12.0-6.el8_6.13 ~ * cpe:/a:redhat:rhel_tus:8.6::appstream
Red HatRed Hat Enterprise Linux 8.6 Telecommunications Update Service 0:1.12.0-6.el8_6.13 ~ * cpe:/a:redhat:rhel_tus:8.6::appstream
Red HatRed Hat Enterprise Linux 8.6 Update Services for SAP Solutions 0:1.12.0-6.el8_6.13 ~ * cpe:/a:redhat:rhel_tus:8.6::appstream
Red HatRed Hat Enterprise Linux 8.8 Extended Update Support 0:1.12.0-15.el8_8.12 ~ * cpe:/a:redhat:rhel_eus:8.8::appstream
Red HatRed Hat Enterprise Linux 9 0:1.14.1-1.el9_5.1 ~ * cpe:/a:redhat:enterprise_linux:9::appstream
Red HatRed Hat Enterprise Linux 9 0:1.20.11-28.el9_6 ~ * cpe:/a:redhat:enterprise_linux:9::crb
Red HatRed Hat Enterprise Linux 9 0:23.2.7-3.el9_6 ~ * cpe:/a:redhat:enterprise_linux:9::crb
Red HatRed Hat Enterprise Linux 9.0 Update Services for SAP Solutions 0:1.11.0-22.el9_0.13 ~ * cpe:/a:redhat:rhel_e4s:9.0::appstream
Red HatRed Hat Enterprise Linux 9.2 Extended Update Support 0:1.12.0-14.el9_2.10 ~ * cpe:/a:redhat:rhel_eus:9.2::appstream
Red HatRed Hat Enterprise Linux 9.4 Extended Update Support 0:1.13.1-8.el9_4.5 ~ * cpe:/a:redhat:rhel_eus:9.4::appstream
Red HatRed Hat Enterprise Linux 6-cpe:/o:redhat:enterprise_linux:6
Red HatRed Hat Enterprise Linux 8-cpe:/o:redhat:enterprise_linux:8
Red HatRed Hat Enterprise Linux 8-cpe:/o:redhat:enterprise_linux:8
II. Public POCs for CVE-2025-26596
#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium

No public POC found.

Login to generate AI POC
III. Intelligence Information for CVE-2025-26596
Please Login to view more intelligence information
IV. Related Vulnerabilities
Same weakness: CWE-787
V. Comments for CVE-2025-26596

No comments yet

Leave a comment