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CVE-2026-88840: Out-of-bounds Read

🗓️ 23 Sep 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 5 Views

Out-of-bounds Read in BusyBox TLS get_client_hello() via truncated ClientHello message.

Related
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-88840
26 Sep 202600:01
–circl
cve
CVE
CVE-2026-88840
23 Sep 202617:45
–cve
cvelist
Cvelist
CVE-2026-88840 Busybox: busybox: tls ssl_server reads one byte out of bounds when parsing truncated clienthello
23 Sep 202617:45
–cvelist
debiancve
Debian CVE
CVE-2026-88840
23 Sep 202617:45
–debiancve
euvd
EUVD
EUVD-2026-85513
23 Sep 202617:45
–euvd
nvd
NVD
CVE-2026-88840
23 Sep 202618:17
–nvd
osv
OSV
DEBIAN-CVE-2026-88840
23 Sep 202618:17
–osv
osv
OSV
ECHO-0F33-F9B7-76C3
25 Sep 202621:17
–osv
osv
OSV
UBUNTU-CVE-2026-88840
24 Sep 202600:00
–osv
redhatcve
RedhatCVE
CVE-2026-88840
23 Sep 202617:45
–redhatcve
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23 Sep 2026 00:00Current
6Medium risk
Vulners AI Score6
CVSS 3.15.3
EPSS0.00205
5