CVE-2026-59046
In __pkvm_guest_relinquish_to_host of mem_protect.c, there is a possible out-of-bounds write due...
In __pkvm_guest_relinquish_to_host of mem_protect.c, there is a possible out-of-bounds write due to improper input validation. This could lead to local denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
In __pkvm_guest_relinquish_to_host of mem_protect.c, there is a possible out-of-bounds write due to improper input validation. This could lead to local denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
CVE-2026-59046- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-03
EUVDEUVD-2026-115447
In __pkvm_guest_relinquish_to_host of mem_protect.c, there is a possible out-of-bounds write due to improper input validation. This could lead to local denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
EUVD-2026-115447- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4cxm-w29x-r59p
In __pkvm_guest_relinquish_to_host of mem_protect.c, there is a possible out-of-bounds write due...
In __pkvm_guest_relinquish_to_host of mem_protect.c, there is a possible out-of-bounds write due to improper input validation. This could lead to local denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
GHSA-4cxm-w29x-r59p- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-03
NVD
In __pkvm_guest_relinquish_to_host of mem_protect.c, there is a possible out-of-bounds write due to improper input validation. This could lead to local denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
CVE-2026-59046- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-05
OSVASB-A-508541359 No score
In __pkvm_guest_relinquish_to_host of mem_protect.c, there is a possible out-of-bounds write due to improper input validation. This could lead to local denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
ASB-A-508541359- Updated
- 2026-11-05
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
:linux_kernel:Android |
:0 up to :2026-11-05, plus listed versions Kernel |
:2026-11-05 |
History
| Recorded | Changed | Sources |
|---|---|---|
| references | NVD | |
| severity | CVE List, NVD | |
| cwes, severity | GitHub Advisories | |
| severity | EUVD | |
| facts | NVD | |
| aliases | EUVD | |
| aliases, references, title | GitHub Advisories, NVD | |
| first indexed | CVE List, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-59046 is a medium vulnerability (CVSS 6.2) in Google Android, published November 1, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.09%, the 0th percentile. Fixed in :linux_kernel: :2026-11-05.
References
android.googlesource.com/kernel/common/+/4a75aa4e840f294efd47084e083a6e91069bce58
source.android.com/docs/security/bulletin/2026/2026-11-01
nvd.nist.gov/vuln/detail/CVE-2026-59046
github.com/advisories/GHSA-4cxm-w29x-r59p