CVE-2022-45884 is a race-condition use-after-free vulnerability in the Linux kernel DVB core device driver, affecting kernels through version 6.0.9. In dvb_register_device() within the DVB core, a dynamically allocated file_operations structure can be freed while still reachable, resulting in a stale reference and use-after-free condition.
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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.
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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 caused by a race condition in dvb_register_device().
Linux kernel Digital Video Broadcasting subsystem use-after-free caused by a race condition in dvb_register_device().
Linux kernel DVB subsystem use-after-free vulnerability caused by a race condition in dvb_register_device().
A Linux kernel use-after-free vulnerability caused by a race condition in dvb_register_device().
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.