{"id":"CVE-2023-45871","title":"An issue was discovered in drivers/net/ethernet/intel/igb/igb_main.c in the IGB driver in the Linux kernel before 6.5.3","summary":"An issue was discovered in drivers/net/ethernet/intel/igb/igb_main.c in the IGB driver in the Linux kernel before 6.5.3. A buffer size may not be adequate for frames larger than the MTU.","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-131"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 3.4, < 4.14.326","linux_kernel >= 4.15, < 4.19.295","linux_kernel >= 4.20, < 5.4.257","linux_kernel >= 5.5, < 5.10.195","linux_kernel >= 5.11, < 5.15.132","linux_kernel >= 5.16, < 6.1.53","linux_kernel >= 6.2, < 6.4.16","linux_kernel >= 6.5, < 6.5.3","debian_linux = 10.0"],"patched":["linux_kernel 6.5.3"],"published":"2023-10-15","updated":"2026-10-15","sourceUpdated":"2026-10-15T01:17:09.987","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2023-45871","references":[{"url":"https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.3","label":"cve@mitre.org"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=bb5ed01cd2428cd25b1c88a3a9cba87055eb289f","label":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html","label":"cve@mitre.org"},{"url":"https://security.netapp.com/advisory/ntap-20231110-0001/","label":"cve@mitre.org"},{"url":"https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.3","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=bb5ed01cd2428cd25b1c88a3a9cba87055eb289f","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20231110-0001/","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-398330.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-794697.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org"],"epss":0.00635,"epssPercentile":0.50232,"ingestedAt":"2026-10-15T03:30:12.630Z","slug":"CVE-2023-45871","body":"## Overview\n\nAn issue was discovered in drivers/net/ethernet/intel/igb/igb_main.c in the IGB driver in the Linux kernel before 6.5.3. A buffer size may not be adequate for frames larger than the MTU.\n\n## Affected\n\n- `linux_kernel >= 3.4, < 4.14.326`\n- `linux_kernel >= 4.15, < 4.19.295`\n- `linux_kernel >= 4.20, < 5.4.257`\n- `linux_kernel >= 5.5, < 5.10.195`\n- `linux_kernel >= 5.11, < 5.15.132`\n- `linux_kernel >= 5.16, < 6.1.53`\n- `linux_kernel >= 6.2, < 6.4.16`\n- `linux_kernel >= 6.5, < 6.5.3`\n- `debian_linux = 10.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.5.3`","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}