CISA confirmed on Thursday that a high-severity privilege escalation flaw in the Linux kernel is now being exploited in ransomware attacks.
4Google has released the September 2025 security update for Android devices, addressing a total of 84 vulnerabilities, including two actively exploited flaws.
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Modern attacks have shifted focus to the browser, yet detection tools remain largely blind to the crucial activity happening there.
Join Push Security on February 11th for an interactive "choose-your-own-adventure" webinar on ClickFix, credential phishing, and other in-browser attacks we've observed in the wild.
Tor has announced Oniux, a new command-line tool for routing any Linux application securely through the Tor network for anonymized network connections.
0CISA has ordered federal agencies to secure their systems within three weeks against a high-severity Linux kernel flaw actively exploited in attacks.
0A new Linux rootkit malware called Pumakit has been discovered that uses stealth and advanced privilege escalation techniques to hide its presence on systems.
0A novel Linux Kernel cross-cache attack named SLUBStick has a 99% success in converting a limited heap vulnerability into an arbitrary memory read-and-write capability, letting the researchers elevate privileges or escape containers.
1A novel Android attack vector from a piece of malware tracked as Snowblind is abusing a security feature to bypass existing anti-tampering protections in apps that handle sensitive user data.
1The U.S. Cybersecurity & Infrastructure Security Agency (CISA) has added two vulnerabilities in its Known Exploited Vulnerabilities (KEV) catalog, including a Linux kernel privilege elevation flaw.
0Two Linux vulnerabilities introduced recently into the Ubuntu kernel create the potential for unprivileged local users to gain elevated privileges on a massive number of devices.
0A new privilege escalation vulnerability impacting Linux was discovered, enabling unprivileged local users to compromise the kernel and elevate their rights to attain root-level access.
1A new Linux NetFilter kernel flaw has been discovered, allowing unprivileged local users to escalate their privileges to root level, allowing complete control over a system.
0Linux users have reported seeing weird white flashes and rapid blinking on their Intel laptop displays after upgrading to Linux kernel version 5.19.12, leading to warnings that the bug may damage displays.
1A vulnerability affecting Linux kernel and tracked as CVE-2022-0185 can be used to escape Kubernetes containers, giving access to resources on the host system.
0Linux kernel project maintainers have imposed a ban on the University of Minnesota (UMN) from contributing to the open-source Linux project after a group of UMN researchers were caught submitting a series of malicious code commits, or patches that deliberately introduced security vulnerabilities in the official Linux project.
1The lean-coded, fast, modern, and secure WireGuard VPN protocol has made it into the Linux kernel as Linus Torvalds merged it into the git repository for version 5.6.
0A denial of service flaw found in the way recent Linux and FreeBSD kernels handle TCP networking can be exploited by remote attackers to trigger a kernel panic in vulnerable systems.
0The Speculative Store Bypass Disable (SSBD) bit will be toggled off for programs that do not require the extra protection against the Spectre Variant 4 hardware security issue according to a proposed Linux kernel patch
0In a mailing list message on Sunday, Linus Torvalds apologizes for a lifelong of outbursts and snappy retorts at developers that may have driven them away from the Linux project.
8Maintainers behind the Linux kernel have rolled out patches in the past weeks for two bugs that are just ideal for causing havoc via DDoS attacks.
0Members of the open source community are working on a new security-focused project for the Linux kernel. Named Linux Kernel Runtime Guard (LKRG), this is a loadable kernel module that will perform runtime integrity checking of the Linux kernel.
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