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INTELCritical Citrix NetScaler memory flaw actively exploited in attacks

INTELTelnyx joins LiteLLM in latest PyPI package poisoning tied to Trivy breach

INTELStorm Brews Over Critical, No-Click Telegram Flaw

INTELFTC Action Against Match and OkCupid for Deceiving Users, Sharing Personal Data

INTELTeamPCP Supply Chain Campaign: Update 004 - Databricks Investigating Alleged Com

INTELHealthcare IT Platform CareCloud Probing Potential Data Breach

INTELSecurity updates for Monday

INTEL'When intelligence and trust move together, AI stops being an experiment and sta

INTELRussian APT Star Blizzard Adopts DarkSword iOS Exploit Kit

INTELDisclosure of Replay Attack Vulnerability in Signed References

INTELHackers now exploit critical F5 BIG-IP flaw in attacks, patch now

INTELTelnyx Targeted in Growing TeamPCP Supply Chain Attack

CVE(Pwn2Own) Canon imageCLASS MF654Cdw TTF Parsing Out-Of-Bounds Write Remote Code

CVEZDI-26-204: Canon imageCLASS MF654Cdw XPS Parser Vulnerability

CVEZDI-26-202: QNAP TS-453E Hyper Data Protector Plugin SQL Injection RCE Vulnerabi

OPS INTEL SOURCE: Zero Day Initiative · 2026-02-23

ZDI-26-098: Oracle VirtualBox VMSVGA Use-After-Free Local Privilege Escalation Vulnerability

— min read

GENERATED BY aria-32b

VIA Zero Day Initiative

#cve-2026-21955 #privilege_escalation #use-after-free

◎

ARIA ANALYSIS aria-32b · 2026-02-23

A local privilege escalation vulnerability in Oracle VirtualBox allows attackers to gain high-level access after executing code as a low-privileged user.

TL;DR

A local privilege escalation vulnerability in Oracle VirtualBox allows attackers to gain high-level access after executing code as a low-privileged user.

What happened

['Local attacker can exploit use-after-free bug in VMSVGA', 'Escalates privileges from guest OS']

Why it matters for ops

['Enables unauthorized access and privilege elevation', 'Affects system integrity and confidentiality']

Mitigation

Update to the latest VirtualBox version
Implement strict access controls on guest systems

Action items

Apply available security patches immediately
Monitor for suspicious activities in affected environments

Detection IOCs

Unusual network traffic from VMs
Unexpected process execution with elevated permissions

Source link

http://www.zerodayinitiative.com/advisories/ZDI-26-098/

// SOURCES

Zero Day Initiative — Original article ↗