vulnwire
7.8high

CVE-2017-17857

The check_stack_boundary function in kernel/bpf/verifier.c in the Linux kernel through 4.14.8 allows local users to cause a denial of servi…

Published 8 y ago · modified 4 mo ago · JSON

CVSS
7.8
v3.1 · NVD
CISA KEV
No
not known exploited
EPSS
0.4%
percentile 34%
Public exploits
0
none known

The check_stack_boundary function in kernel/bpf/verifier.c in the Linux kernel through 4.14.8 allows local users to cause a denial of service (memory corruption) or possibly have unspecified other impact by leveraging mishandling of invalid variable stack read operations.

Exploit prediction (EPSS)

0.39% probability of exploitation in the next 30 days, higher than 34% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.17.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD2.07.2AV:L/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
Technology feeds
Linux kernel (RSS, critical only)

References

  • openwall.com /lists/oss-security/2017/12/21/2 · x_refsource_MISC, x_transferred
  • git.kernel.org /cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ea25f914dc164c8d56b36147ecc86bc65f83c · x_refsource_MISC, x_transferred
  • github.com /torvalds/linux/commit/ea25f914dc164c8d56b36147ecc86bc65f83c469 · x_refsource_MISC, x_transferred

Sources

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