CVE-2021-47296
KVM: PPC: Fix kvm_arch_vcpu_ioctl vcpu_load leak
Severity Score
"-"
*CVSS v-
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
Track
*SSVC
Descriptions
In the Linux kernel, the following vulnerability has been resolved:
KVM: PPC: Fix kvm_arch_vcpu_ioctl vcpu_load leak
vcpu_put is not called if the user copy fails. This can result in preempt
notifier corruption and crashes, among other issues.
En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: KVM: PPC: corrección de fuga de kvm_arch_vcpu_ioctl vcpu_load. No se llama a vcpu_put si falla la copia del usuario. Esto puede provocar daños y bloqueos del notificador preventivo, entre otros problemas.
*Credits:
N/A
CVSS Scores
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User Interaction
Scope
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* Common Vulnerability Scoring System
SSVC
- Decision:Track
Exploitation
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* Organization's Worst-case Scenario
Timeline
- 2024-05-21 CVE Reserved
- 2024-05-21 CVE Published
- 2024-05-22 EPSS Updated
- 2024-12-19 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
CAPEC
References (6)
| URL | Tag | Source |
|---|---|---|
| https://git.kernel.org/stable/c/b3cebfe8c1cadf1817939dcc3688a2504a69c662 | Vuln. Introduced |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
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Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 4.18 < 4.19.199 Search vendor "Linux" for product "Linux Kernel" and version " >= 4.18 < 4.19.199" | en |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 4.18 < 5.4.136 Search vendor "Linux" for product "Linux Kernel" and version " >= 4.18 < 5.4.136" | en |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 4.18 < 5.10.54 Search vendor "Linux" for product "Linux Kernel" and version " >= 4.18 < 5.10.54" | en |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 4.18 < 5.13.6 Search vendor "Linux" for product "Linux Kernel" and version " >= 4.18 < 5.13.6" | en |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 4.18 < 5.14 Search vendor "Linux" for product "Linux Kernel" and version " >= 4.18 < 5.14" | en |
Affected
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