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CVE-2024-23848 is a use-after-free vulnerability in the Linux kernel Consumer Electronics Control (CEC) subsystem, affecting the cec_queue_msg_fh message-queueing functionality in the CEC adapter and API core. Linux kernel versions through 6.7.1 are affected. Incorrect object-lifetime handling can cause the function to access memory after it has been freed.
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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.
6 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Linux kernel use-after-free vulnerability in cec_queue_msg_fh.
Linux kernel CEC message-queue use-after-free flaw.
A use-after-free vulnerability in the Linux kernel cec_queue_msg_fh function.
A medium-severity use-after-free vulnerability in the Linux kernel CEC subsystem's cec_queue_msg_fh function, affecting the kernel through version 6.7.1.
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.