Latest cybersecurity reporting from selected sources.

DirtyClone: a Linux kernel privilege escalation that silently rewrites executables in memory, leaving no disk trace. Patch now. JFrog Security Research published a working exploit walkthrough on June 25 for CVE-2026-43503 (CVSS score of 8.8), a Linux kernel privilege escalation they call DirtyClone. It’s the fourth vulnerability in the DirtyFrag family, all sharing the same […]

DirtyClone is a new Linux kernel privilege escalation in the DirtyFrag family. JFrog Security Research published a working exploit walkthrough for the flaw on June 25, the first public demonstration for this variant

A Linux kernel nf_tables bug lets local users gain root via use-after-free caused by a logic error; patch removes a single “!”. CVE-2026-23111 lives in nf_tables, the Linux kernel’s packet filtering framework. Exodus Intelligence researcher Oliver Sieber found the bug in early 2025 and chained it into a full local privilege escalation. The flaw was […]

Cisco warns of CVE-2026-20245 in SD-WAN Manager, a flaw that can lead to root access via file upload command injection; no patch or workaround yet. Cisco warns of a privilege escalation flaw, tracked as CVE-2026-20245 (CVSS base score of 7.8), in Cisco Catalyst SD-WAN Manager, the platform formerly known as SD-WAN vManage. An authenticated local […]

PinTheft, a recently patched Linux privilege escalation vulnerability, now has a publicly available proof-of-concept (PoC) exploit that allows local attackers to gain root privileges on Arch Linux systems. [...]

A recently patched local privilege escalation vulnerability in the Linux kernel's rxgk module now has a proof-of-concept exploit that allows attackers to gain root access on some Linux systems. [...]

Linux distros are rolling out patches for a new high-severity kernel privilege escalation vulnerability (known as Fragnasia and tracked as CVE-2026-46300) that allows attackers to run malicious code as root. [...]

No Patches Yet Available, After Third Party Published Vulnerability DetailsSecurity researchers have discovered a new, critical flaw in the Linux kernel that attackers can exploit to gain root access. No patches are yet available to fix "Dirty Frag," the second new local privilege escalation flaw to be found in two weeks, following the similar "Copy Fail" vulnerability.

Patches land for authencesn flaw enabling local privilege escalation

Patches land for authencesn flaw enabling local privilege escalation Developers of major Linux distributions have begun shipping patches to address a local privilege escalation (LPE) vulnerability arising from a logic flaw.…

Flaw Exposes Remote Privilege Escalation RiskCisco released urgent security updates to fix a critical vulnerability in Unified Communications Manager that could allow unauthenticated attackers gain root access to affected systems. The maximum-severity vulnerability allows unauthenticated remote attackers to log in using static credentials.

Cybersecurity researchers have disclosed details of a now-patched security flaw in the Amazon EC2 Simple Systems Manager (SSM) Agent that, if successfully exploited, could permit an attacker to achieve privilege escalation and code execution

A patch bypass for a bug in the popular desktop emulator enables root-level privilege escalation and has no fix in sight.

Plus: See if in-app browsers are monitoring you, a novel industrial network attack technique, and more In brief Zoom fixed a pair of privilege escalation vulnerabilities, which were detailed at the Black Hat conference this month, but that patch was bypassed, necessitating yet another fix.…

The "hotpatch" released by Amazon Web Services (AWS) in response to the Log4Shell vulnerabilities could be leveraged for container escape and privilege escalation, allowing an attacker to seize control of the underlying host

We discovered a now-patched vulnerability in macOS SUHelper, designated as CVE-2022-22639. If exploited, the vulnerability could allow malicious actors to gain root privilege escalation.

Plus: Adafruit customer data leak fallout, infosec burnout, and more A Linux local privilege escalation flaw dubbed Dirty Pipe has been discovered and disclosed along with proof-of-concept exploit code.…