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CVE-2017-18193

Good to know:

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Date: February 22, 2018

fs/f2fs/extent_cache.c in the Linux kernel before 4.13 mishandles extent trees, which allows local users to cause a denial of service (BUG) via an application with multiple threads.

Language: C

Severity Score

Related Resources (11)

https://security-tracker.debian.org/tracker/CVE-2017-18193
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=dad48e73127ba10279ea33e6dbc8d3905c4d31c0
https://usn.ubuntu.com/3654-1/
http://www.securityfocus.com/bid/103147
https://usn.ubuntu.com/3654-2/
https://usn.ubuntu.com/3656-1/
https://nvd.nist.gov/vuln/detail/CVE-2017-18193
https://github.com/torvalds/linux/commit/dad48e73127ba10279ea33e6dbc8d3905c4d31c0
https://people.canonical.com/~ubuntu-security/cve/CVE-2017-18193
https://www.debian.org/security/2018/dsa-4188
https://www.mend.io/vulnerability-database/CVE-2017-18193

Severity Score

Weakness Type (CWE)

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-119

Top Fix

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Upgrade Version

Upgrade to version linux-yocto - 4.8.24+gitAUTOINC+c84532b647_f6329fd287;linux-yocto - 4.10+gitAUTOINC+805ea440c7_b259a5d744

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): COMPLETE
Additional information:

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