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5.5
CVSSv3

CVE-2017-15128

Published: 14/01/2018 Updated: 15/07/2021
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: 436
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C
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Vulnerability Summary

A flaw was found in the hugetlb_mcopy_atomic_pte function in mm/hugetlb.c in the Linux kernel prior to 4.13.12. A lack of size check could cause a denial of service (BUG).

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Vendor Advisories

Red Hat: CVE-2017-15128
A flaw was found in the Linux kernel where a local user with a shell account can abuse the userfaultfd syscall when using hugetlbfs A missing size check in hugetlb_mcopy_atomic_pte could create an invalid inode variable, leading to a kernel panic ...

References

CWE-119https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.12https://github.com/torvalds/linux/commit/1e3921471354244f70fe268586ff94a97a6dd4dfhttps://bugzilla.redhat.com/show_bug.cgi?id=1525222https://access.redhat.com/security/cve/CVE-2017-15128http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1e3921471354244f70fe268586ff94a97a6dd4dfhttps://nvd.nist.govhttps://access.redhat.com/security/cve/cve-2017-15128
CVSSv3
CVSSv2
CVSSv3
VMScore
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