CVE-2026-43284
Related Intelligence (11)
Hitachi Energy CoreTec Product
<p><a href="https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-302-03.json"><strong>View CSAF</strong></a></p> <h2>Summary</h2> <p><strong>Hitachi Energy is aware of OS command injection and Dirty Frag vulnerabilities that affect CoreTec product versions listed in this document. Successful exploitation of these vulnerabilities could result in impact on confidentiality, i
Hitachi Energy APM Edge Product
<p><a href="https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-225-04.json"><strong>View CSAF</strong></a></p> <h2>Summary</h2> <p><strong>Hitachi Energy is aware of Dirty Frag vulnerabilities that affect APM Edge product versions listed in this document. Successful exploitation of these vulnerabilities could result in impact on confidentiality, integrity and availabilit
Siemens SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP
<p><a href="https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-209-04.json"><strong>View CSAF</strong></a></p> <h2>Summary</h2> <p><strong>Multiple vulnerabilities have been identified in the additional GNU/Linux subsystem of the firmware version V3.1.6 for the SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP (incl. SIPLUS variant). Siemens is preparing fix versions and recommend
Impact of Linux Kernel vulnerabilities on B&R products
<p><a href="https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-174-06.json"><strong>View CSAF</strong></a></p> <h2>Summary</h2> <p><strong>B&R is aware of publicly reported vulnerabilities affecting the Linux kernel versions shipped with the products listed as affected in the advisory. Successful local exploitation of these vulnerabilities could allow an attacker to
Metasploit Wrap Up 05/29/2026
More Linux LPEs Hark the age of the Linux LPE has arrived. This week’s release follows up on recent work bringing new Linux LPEs to Metasploit users. Copy Fail seemed to have kicked off a trend of similar bugs and hot on its heels is Dirty Frag. Dirty Frag is actually two vulnerabilities in a trenchcoat, individually identified as CVE-2026-43284 and CVE-2026-43500. Each is exploitable individually
Fragnesia Local Privilege Escalation report via ESP-in-TCP in the Linux Kernel
<p><b>Bulletin ID:</b> 2026-029-AWS<br> <b>Scope:</b> AWS<br> <b>Content Type:</b> Important (requires attention)<br> <b>Publication Date:</b> 05/13/2026 18:45 PM PDT</p> <p><b>This is an ongoing issue. Information is subject to change. Please refer to our Security Bulletin (ID: 2026-030-AWS) for the most updated patching information.</b></p> <p><b>Description:</b></p> <p>Amazon is aware of CVE-20
Patch Tuesday - May 2026
Microsoft is publishing 137 vulnerabilities on May 2026 Patch Tuesday . Microsoft is not aware of exploitation in the wild or public disclosure for any of these vulnerabilities. So far this month, Microsoft has provided patches to address 133 browser vulnerabilities, which are not included in the Patch Tuesday count above. Windows Netlogon: critical RCE Anyone responsible for securing a domain con
Linux kernel maintainers suggest a ‘kill switch’ to protect systems until a zero-day vulnerability is patched
Linux server admins may get the ability to turn off a vulnerable function in the OS kernel until a patch for a zero-day vulnerability is ready, if a proposal from a kernel developer and maintainer is accepted by the open source community. The idea of a kill switch for privileged operators has been suggested by Sasha Levin , a distinguished engineer at Nvidia and co-maintainer of the long-term supp
New ‘Dirty Frag’ exploit targets Linux kernel for root access
A newly disclosed Linux privilege escalation issue dubbed “Dirty Frag” is giving attackers a cleaner path to post-compromise escalation to root privileges. According to Microsoft, a couple of vulnerabilities constituting the issue, affecting Linux kernel networking and memory-fragment handling components, are already seeing active exploitation in the wild. The exploitation attempts look indistingu
New ‘Dirty Frag’ Linux Vulnerability Possibly Exploited in Attacks
Also called Copy Fail 2 and tracked as CVE-2026-43284 and CVE-2026-43500, the exploit was disclosed before a patch was released. The post New ‘Dirty Frag’ Linux Vulnerability Possibly Exploited in Attacks appeared first on SecurityWeek .
Dirty Frag: Using the Page Caches as an Attack Surface
Dirty Frag is a Linux local privilege escalation (LPE) chain published on May 7, 2026. It combines two previously unknown kernel vulnerabilities can allow an unprivileged local user to escalate to root on many major Linux distributions. As of May 8, 2026, CVE-2026-43284 had been patched in mainline Linux, while public reporting indicated that CVE-2026-43500 […]