CVE•Published 2024-05-21•Modified 2026-08-04•1 article on news•6 live references•NVD data
CVE-2023-52846Linux · Linux_kernel
Vulnerability data via NVD (ingested)
CVSS v3.1
8.8
HIGH
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
16
Exploit Prediction Scoring System · top 84% of all CVEs
Weaknesses (CWE)
Description
In the Linux kernel, the following vulnerability has been resolved: hsr: Prevent use after free in prp_create_tagged_frame() The prp_fill_rct() function can fail. In that situation, it frees the skb and returns NULL. Meanwhile on the success path, it returns the original skb. So it's straight forward to fix bug by using the returned value.
Timeline
Published 2024-05-21
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-2023-52846Hosts 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-2023-52846Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2023-52846Censys host search filtered to this CVE id.
grep.app
CVE-2023-52846Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2023-52846GitHub code search for direct mentions.
Google dork
"CVE-2023-52846" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.