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CVE-2026-99258: Linux: In the Linux kernel, the following vulnerability has been resolved: x86/hyperv: Avoid using per-cpu output page in…

🗓️ 03 Nov 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 4 Views

Memory corruption in Linux kernel x86/hyperv hv_apicid_to_vp_index() via SEV-SNP CoCo.

Related
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-99258
3 Nov 202611:31
–circl
cve
CVE
CVE-2026-99258
3 Nov 202611:25
–cve
cvelist
Cvelist
CVE-2026-99258 x86/hyperv: Avoid using per-cpu output page in hv_apicid_to_vp_index()
3 Nov 202611:25
–cvelist
debiancve
Debian CVE
CVE-2026-99258
4 Nov 202603:22
–debiancve
euvd
EUVD
EUVD-2026-115769
3 Nov 202611:25
–euvd
nvd
NVD
CVE-2026-99258
3 Nov 202612:17
–nvd
osv_debian
osv_debian
DEBIAN-CVE-2026-99258
3 Nov 202612:17
–osv_debian
osv_ubuntu
osv_ubuntu
UBUNTU-CVE-2026-99258
3 Nov 202600:00
–osv_ubuntu
ptsecurity
Positive Technologies
PT-2026-136094
3 Nov 202600:00
–ptsecurity
susecve
SUSE CVE
SUSE CVE-2026-99258
4 Nov 202600:38
–susecve
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03 Nov 2026 00:00Current
5.9Medium risk
Vulners AI Score5.9
4