CVE-2023-3090

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CVE-2023-3090

Summary: Out-of-bounds write in Linux kernel's ipvlan network driver

Details: A heap out-of-bounds write vulnerability in the Linux Kernel ipvlan network driver can be exploited to achieve local privilege escalation. The out-of-bounds write is caused by missing skb->cb initialization in the ipvlan network driver. The vulnerability is reachable if CONFIG_IPVLAN is enabled. We recommend upgrading past commit 90cbed5247439a966b645b34eb0a2e037836ea8e.

References: http://packetstormsecurity.com/files/174577/Kernel-Live-Patch-Security-Notice-LSN-0097-1.html, http://packetstormsecurity.com/files/175072/Kernel-Live-Patch-Security-Notice-LSN-0098-1.html, https://git.kernel.org, https://kernel.dance/90cbed5247439a966b645b34eb0a2e037836ea8e, https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html, https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html, https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/3xxx/CVE-2023-3090.json, https://nvd.nist.gov/vuln/detail/CVE-2023-3090, https://security.netapp.com/advisory/ntap-20230731-0002/, https://www.debian.org/security/2023/dsa-5448, https://www.debian.org/security/2023/dsa-5480, https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=90cbed5247439a966b645b34eb0a2e037836ea8e