CVE-2026-95702
HIGH
8,5
Source: [email protected]
Attack Vector: local
Attack Complexity: low
Privileges Required: low
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
Description
AI Translation Available
Use-after-free vulnerability in VFS in Google gVisor prior to release 20260831.0 on all platforms allows a local attacker with standard container privileges to achieve code execution in the host sentry process by double-freeing the backing MemoryFile from an in-sandbox overlay filesystem. The sentry process remains confined by host-level Linux seccomp and namespace boundaries.
EPSS (Exploit Prediction Scoring System)
Trend Analysis
EPSS (Exploit Prediction Scoring System)
Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.
EPSS Score
0,0008
Percentile
0,0th
Updated
EPSS Score Trend (Last 2 Days)
415
Double Free
DraftCommon Consequences
Security Scopes Affected:
Integrity
Confidentiality
Availability
Potential Impacts:
Modify Memory
Execute Unauthorized Code Or Commands
Applicable Platforms
Languages:
Memory-Unsafe, C, C++
416
Use After Free
StableCommon Consequences
Security Scopes Affected:
Integrity
Availability
Confidentiality
Potential Impacts:
Modify Memory
Dos: Crash, Exit, Or Restart
Read Memory
Execute Unauthorized Code Or Commands
Applicable Platforms
Languages:
Memory-Unsafe, C, C++
https://github.com/google/gvisor/commit/25c75149bc0eeaa6a3a49b9bbe3473588b2af6df
https://github.com/google/gvisor/commit/90bc4fc36fe442257a06ba15df00371561c183ed
https://github.com/google/gvisor/commit/e4efb89c787ef15b09e68d561f1303380e1d5a77