PT-2017-2033 · Linux+5 · Linux Kernel+5
Andrey Konovalov
+1
·
Publicado
2017-05-10
·
Atualizado
2025-09-29
·
CVE-2017-8890
CVSS v2.0
10
Alta
| Vetor | AV:N/AC:L/Au:N/C:C/I:C/A:C |
Name of the Vulnerable Software and Affected Versions
Linux kernel versions prior to 4.10.15
Description
The issue is related to the inet csk clone lock function in the Linux kernel, which can be exploited to cause a denial of service due to a double free error. This can be achieved by leveraging the use of the accept system call. The estimated number of potentially affected devices worldwide is not specified. There is no information about real-world incidents where this issue was exploited.
Recommendations
For Linux kernel versions prior to 4.10.15, update to a version 4.10.15 or later to resolve the issue. As a temporary workaround, consider restricting the use of the accept system call to minimize the risk of exploitation.
Exploit
Correção
DoS
Double Free
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Enumeração de Fraquezas
Identificadores relacionados
Produtos afetados
Alt Linux
Centos
Linux Kernel
Red Hat
Suse
Ubuntu