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CVE-2024-0340 is an information-disclosure vulnerability in the Linux kernel's vhost_new_msg() function. Improper initialization of memory in messages exchanged between virtual guests and the host operating system can expose portions of kernel memory to local privileged users reading the vhost network device.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
If you can’t patch tonight, do this now.
Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
11 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Referenced by the OpenShift Container Platform 4.17.30 security advisory without vulnerability-specific technical details.
Linux kernel information-disclosure vulnerability in vhost_new_msg().
Linux kernel vhost message-handling information-disclosure vulnerability.
Linux kernel vhost information-disclosure flaw in vhost_new_msg().
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.