CVE-2019-12378 describes a potential NULL pointer dereference vulnerability in the Linux kernel's IPv6 network stack (specifically in ip6_ra_control in net/ipv6/ipv6_sockglue.c) affecting versions through 5.1.5. This flaw, if exploitable, could lead to a denial of service (system crash) due to an unchecked kmalloc operation. Rated as Medium severity (CVSS 5.5), it requires local access and low privileges, but its exploitability has been disputed. There is no known exploit code available, nor any evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 5.1.5CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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