Vigil@nce - Linux kernel: information disclosure via hns_roce_alloc_ucontext
October 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer-vulnerability-database-and-alert
SYNTHESIS OF THE VULNERABILITY
– Impacted products: Linux.
– Severity: 1/4.
– Consequences: data reading.
– Provenance: user shell.
– Confidence: confirmed by the editor (5/5).
– Creation date: 30/09/2019.
DESCRIPTION OF THE VULNERABILITY
A local attacker can read a memory fragment via
hns_roce_alloc_ucontext() of the Linux kernel, in order to obtain
sensitive information.
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