Vulnerability Details CVE-2017-13715
The __skb_flow_dissect function in net/core/flow_dissector.c in the Linux kernel before 4.3 does not ensure that n_proto, ip_proto, and thoff are initialized, which allows remote attackers to cause a denial of service (system crash) or possibly execute arbitrary code via a single crafted MPLS packet.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.057
EPSS Ranking 90.0%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 10.0
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a6e544b0a88b53114bfa5a57e21b7be7a8dfc9d0
- http://seclists.org/oss-sec/2017/q3/345
- http://www.securityfocus.com/bid/100517
- https://github.com/torvalds/linux/commit/a6e544b0a88b53114bfa5a57e21b7be7a8dfc9d0
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a6e544b0a88b53114bfa5a57e21b7be7a8dfc9d0
- http://seclists.org/oss-sec/2017/q3/345
- http://www.securityfocus.com/bid/100517
- https://github.com/torvalds/linux/commit/a6e544b0a88b53114bfa5a57e21b7be7a8dfc9d0
Products affected by CVE-2017-13715
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cpe:2.3:o:linux:linux_kernel:4.2
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cpe:2.3:o:linux:linux_kernel:4.2.0
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cpe:2.3:o:linux:linux_kernel:4.2.1
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cpe:2.3:o:linux:linux_kernel:4.2.2
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cpe:2.3:o:linux:linux_kernel:4.2.3
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cpe:2.3:o:linux:linux_kernel:4.2.4
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cpe:2.3:o:linux:linux_kernel:4.2.5
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cpe:2.3:o:linux:linux_kernel:4.2.6
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cpe:2.3:o:linux:linux_kernel:4.2.7
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cpe:2.3:o:linux:linux_kernel:4.2.8