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CVE-2017-18218

Good to know:

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Date: March 5, 2018

In drivers/net/ethernet/hisilicon/hns/hns_enet.c in the Linux kernel before 4.13, local users can cause a denial of service (use-after-free and BUG) or possibly have unspecified other impact by leveraging differences in skb handling between hns_nic_net_xmit_hw and hns_nic_net_xmit.

Language: C

Severity Score

Related Resources (7)

https://security-tracker.debian.org/tracker/CVE-2017-18218
https://nvd.nist.gov/vuln/detail/CVE-2017-18218
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=27463ad99f738ed93c7c8b3e2e5bc8c4853a2ff2
http://www.securityfocus.com/bid/103277
https://github.com/torvalds/linux/commit/27463ad99f738ed93c7c8b3e2e5bc8c4853a2ff2
https://www.debian.org/security/2018/dsa-4188
https://www.mend.io/vulnerability-database/CVE-2017-18218

Severity Score

Weakness Type (CWE)

Use After Free

CWE-416

Top Fix

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Upgrade Version

Upgrade to version linux-yocto - 4.8.26+gitAUTOINC+1c60e003c7_27efc3ba68;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): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

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

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