CVE•Published 2023-01-11•1 article on news•7 live references•NVD data
CVE-2022-4543
Vulnerability data via CVEDB (Shodan)
CVSS v3.1
5.5
MEDIUM
EPSS percentile
57
Exploit Prediction Scoring System · top 43% of all CVEs
Description
A flaw named "EntryBleed" was found in the Linux Kernel Page Table Isolation (KPTI). This issue could allow a local attacker to leak KASLR base via prefetch side-channels based on TLB timing for Intel systems.
Timeline
Published 2023-01-11
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-2022-4543Hosts 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-2022-4543Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2022-4543Censys host search filtered to this CVE id.
grep.app
CVE-2022-4543Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2022-4543GitHub code search for direct mentions.
Google dork
"CVE-2022-4543" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub (6)
CVE-2022-45436 repos
xairy/linux-kernel-exploitationunknown
A collection of links related to Linux kernel security and exploitation
0xor0ne/awesome-listunknown
Cybersecurity oriented awesome list
ycdxsb/WindowsPrivilegeEscalationunknown
Collection of Windows Privilege Escalation (Analyse/PoC/Exploit)
eigenform/perfectRust
x86 JIT playground for documenting and exploring microarchitectural implementation details
mooyoul/awesome-starsunknown
A curated list of my GitHub stars
i386x/pubdocsRust
Collection of links and public documents