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Inverted bitmap validation in `invalidate_l2_cached_ept`

🗓️ 11 Aug 2026 12:00:00Reported by rustsecType 
rustsec
 rustsec
🔗 rustsec.org👁 5 Views

Inverted bitmap validation in tdx_guest::tdcall::invalidate_l2_cached_ept() allows privilege escalation.

Related
Detection
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-20765
11 Aug 202616:26
–cve
cvelist
Cvelist
CVE-2026-20765
11 Aug 202616:26
–cvelist
euvd
EUVD
EUVD-2026-56491
11 Aug 202616:26
–euvd
intel
Intel
Intel® TDX Guest Software Advisory
11 Aug 202600:00
–intel
nvd
NVD
CVE-2026-20765
11 Aug 202617:17
–nvd
osv_rustsec
osv_rustsec
RUSTSEC-2026-0484 Inverted bitmap validation in `invalidate_l2_cached_ept`
11 Aug 202612:00
–osv_rustsec
ptsecurity
Positive Technologies
PT-2026-70297
11 Aug 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-20765: Incorrect Comparison
11 Aug 202600:00
–rapid7
vulnrichment
Vulnrichment
CVE-2026-20765
11 Aug 202616:26
–vulnrichment
Vulners
Node
inteltdx-guestRange0.1.8–0.3.1rust

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11 Nov 2026 08:37Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.14.2
CVSS 44.6
EPSS0.00304
SSVC
5