PT-2014-9016 · Linux+3 · Linux Kernel+3
Alexandre Oliva
·
Publicado
2014-12-31
·
Atualizado
2024-07-17
·
CVE-2014-9710
CVSS v2.0
6.9
Média
| Vetor | AV:L/AC:M/Au:N/C:C/I:C/A:C |
Name of the Vulnerable Software and Affected Versions
Linux kernel versions prior to 3.19
Description
The issue allows local users to bypass intended ACL settings and gain privileges via standard filesystem operations. This can occur in two scenarios: (1) during an xattr-replacement time window, related to a race condition, or (2) after an xattr-replacement attempt that fails because the data does not fit. The estimated number of potentially affected devices worldwide is not specified.
Recommendations
For Linux kernel versions prior to 3.19, update to version 3.19 or later to resolve the issue. As a temporary workaround, consider restricting access to sensitive filesystem operations to minimize the risk of exploitation.
Exploit
Correção
Race Condition
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Enumeração de Fraquezas
Identificadores relacionados
Produtos afetados
Alt Linux
Linux Kernel
Suse
Ubuntu