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CVE-2017-7482

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CVE-2017-7482

Published: Jul 30, 2018

Modified: Aug 5, 2024

PUBLISHED

CVSS v3.0

7.1

HIGH

Description

In the Linux kernel before version 4.12, Kerberos 5 tickets decoded when using the RXRPC keys incorrectly assumes the size of a field. This could lead to the size-remaining variable wrapping and the data pointer going over the end of the buffer. This could possibly lead to memory corruption and possible privilege escalation.

VendorProductVersions

[UNKNOWN]

kernel:

affected
4.12

Weaknesses (CWE)

CWE-190

CVSS v3.0 Details

CVSS v3.0 Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

References

99299
vdb-entry
x_refsource_BID
1038787
vdb-entry
x_refsource_SECTRACK
DSA-3927
vendor-advisory
x_refsource_DEBIAN
DSA-3945
vendor-advisory
x_refsource_DEBIAN
RHSA-2019:0641
vendor-advisory
x_refsource_REDHAT

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