CVE-2021-47538
rxrpc: Fix rxrpc_local leak in rxrpc_lookup_peer()
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:
rxrpc: Fix rxrpc_local leak in rxrpc_lookup_peer()
Need to call rxrpc_put_local() for peer candidate before kfree() as it
holds a ref to rxrpc_local.
[DH: v2: Changed to abstract the peer freeing code out into a function]
En el kernel de Linux, se resolvió la siguiente vulnerabilidad: rxrpc: corrigió la fuga de rxrpc_local en rxrpc_lookup_peer() Es necesario llamar a rxrpc_put_local() para el candidato par antes de kfree(), ya que contiene una referencia a rxrpc_local. [DH: v2: modificado para abstraer el código de liberación del par en una función]
*Credits:
N/A
CVSS Scores
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* Common Vulnerability Scoring System
SSVC
- Decision:Track
Exploitation
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Timeline
- 2024-05-24 CVE Reserved
- 2024-05-24 CVE Published
- 2024-05-25 EPSS Updated
- 2024-08-04 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
CAPEC
References (8)
| URL | Tag | Source |
|---|---|---|
| https://git.kernel.org/stable/c/e8e51ce79c157188e209e5ea0afaf6b42dd76104 | Vuln. Introduced | |
| https://git.kernel.org/stable/c/9ebeddef58c41bd700419cdcece24cf64ce32276 | Vuln. Introduced | |
| https://git.kernel.org/stable/c/9b7fc03b4cdbfb668b6891967105258691c6d3b5 | Vuln. Introduced |
| URL | Date | SRC |
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| 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" | >= 4.19.82 < 4.19.220 Search vendor "Linux" for product "Linux Kernel" and version " >= 4.19.82 < 4.19.220" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.4 < 5.4.164 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.4 < 5.4.164" | en |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.4 < 5.10.84 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.4 < 5.10.84" | en |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.4 < 5.15.7 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.4 < 5.15.7" | en |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.4 < 5.16 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.4 < 5.16" | en |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 5.3.9 Search vendor "Linux" for product "Linux Kernel" and version "5.3.9" | en |
Affected
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