CVE-2021-47009
KEYS: trusted: Fix memory leak on object td
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
-Decision
Descriptions
In the Linux kernel, the following vulnerability has been resolved:
KEYS: trusted: Fix memory leak on object td
Two error return paths are neglecting to free allocated object td,
causing a memory leak. Fix this by returning via the error return
path that securely kfree's td.
Fixes clang scan-build warning:
security/keys/trusted-keys/trusted_tpm1.c:496:10: warning: Potential
memory leak [unix.Malloc]
En el kernel de Linux, se resolvió la siguiente vulnerabilidad: LLAVES: confiable: corrige la pérdida de memoria en el objeto td. Dos rutas de retorno de error no liberan el objeto asignado td, lo que provoca una pérdida de memoria. Solucione este problema regresando a través de la ruta de retorno de error que segura el td. Corrige la advertencia de clang scan-build: seguridad/claves/trusted-keys/trusted_tpm1.c:496:10: advertencia: Posible pérdida de memoria [unix.Malloc]
CVSS Scores
SSVC
- Decision:Track
Timeline
- 2024-02-27 CVE Reserved
- 2024-02-28 CVE Published
- 2024-02-29 EPSS Updated
- 2024-08-04 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
CAPEC
References (7)
| URL | Tag | Source |
|---|---|---|
| https://git.kernel.org/stable/c/9d83cc1a1e7f494aedee2aa108e801d11525fccf | Vuln. Introduced | |
| https://git.kernel.org/stable/c/8cfc8d62942105e5df4a20a15b24da077a6b24ef | Vuln. Introduced | |
| https://git.kernel.org/stable/c/5df16caada3fba3b21cb09b85cdedf99507f4ec1 | Vuln. Introduced |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
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" | >= 5.10.20 < 5.10.38 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.10.20 < 5.10.38" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.11.3 < 5.11.22 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.11.3 < 5.11.22" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.12 < 5.12.5 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.12 < 5.12.5" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.12 < 5.13 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.12 < 5.13" | en |
Affected
| ||||||