CVE•Published 2024-10-21•Modified 2026-08-04•1 article on news•5 live references•NVD data
CVE-2024-49855Linux · Linux_kernel
Vulnerability data via NVD (ingested)
CVSS v3.1
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
12
Exploit Prediction Scoring System · top 88% of all CVEs
Weaknesses (CWE)
Description
In the Linux kernel, the following vulnerability has been resolved: nbd: fix race between timeout and normal completion If request timetout is handled by nbd_requeue_cmd(), normal completion has to be stopped for avoiding to complete this requeued request, other use-after-free can be triggered. Fix the race by clearing NBD_CMD_INFLIGHT in nbd_requeue_cmd(), meantime make sure that cmd->lock is grabbed for clearing the flag and the requeue.
Timeline
Published 2024-10-21
Modified 2026-08-04
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2024-49855Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · OS
os:"Linux Kernel"Hosts Shodan identified as running Linux Kernel.
More intel sources (5)
Shodan report
vuln:CVE-2024-49855Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2024-49855Censys host search filtered to this CVE id.
grep.app
CVE-2024-49855Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2024-49855GitHub code search for direct mentions.
Google dork
"CVE-2024-49855" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.