SARA / Free Tools / CVE / CVE-2018-16885

CVE-2018-16885 — A flaw was found in the Linux kernel that allows the userspace to call memcpy_fr

A flaw was found in the Linux kernel that allows the userspace to call memcpy_fromiovecend() and similar functions with a zero offset and buffer length which causes the read beyond the buffer boundaries, in certain cases causing a memory access fault and a system halt by accessin

CVSS
4.7 MEDIUM
EPSS
0.06% (top 80.40%)
CWE
CWE-125
Published
2019-01-03T16:00:00.000Z
Last modified
2024-08-05T10:32:54.243Z
CVSS vector
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

01What is this vulnerability?

A flaw was found in the Linux kernel that allows the userspace to call memcpy_fromiovecend() and similar functions with a zero offset and buffer length which causes the read beyond the buffer boundaries, in certain cases causing a memory access fault and a system halt by accessing invalid memory address. This issue only affects kernel version 3.10.x as shipped with Red Hat Enterprise Linux 7.

02Affected products

VendorProductVersions
The Linux Foundationkernel3.10.x as shipped with Red Hat Enterprise Linux 7

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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