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4.9
CVSSv2

CVE-2017-9211

Published: 23/05/2017 Updated: 08/06/2017
CVSS v2 Base Score: 4.9 | Impact Score: 6.9 | Exploitability Score: 3.9
CVSS v3 Base Score: 5.5 | Impact Score: 3.6 | Exploitability Score: 1.8
VMScore: 437
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C
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Vulnerability Summary

The crypto_skcipher_init_tfm function in crypto/skcipher.c in the Linux kernel up to and including 4.11.2 relies on a setkey function that lacks a key-size check, which allows local users to cause a denial of service (NULL pointer dereference) via a crafted application.

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Vendor Advisories

Red Hat: CVE-2017-9211
The crypto_skcipher_init_tfm function in crypto/skcipherc in the Linux kernel through 4112 relies on a setkey function that lacks a key-size check, which allows local users to cause a denial of service (NULL pointer dereference) via a crafted application ...

References

CWE-476https://patchwork.kernel.org/patch/9718933/https://github.com/torvalds/linux/commit/9933e113c2e87a9f46a40fde8dafbf801dca1ab9http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9933e113c2e87a9f46a40fde8dafbf801dca1ab9https://nvd.nist.govhttps://access.redhat.com/security/cve/cve-2017-9211
CVSSv2
CVSSv2
CVSSv3
VMScore
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