{"vulnerability": "CVE-2023-34319", "sightings": [{"uuid": "c27762e8-ac9f-447f-bf9b-f7d94d82147b", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2023-34319", "type": "seen", "source": "https://t.me/cibsecurity/70944", "content": "\u203c CVE-2023-34319 \u203c\n\nThe fix for XSA-423 added logic to Linux'es netback driver to deal witha frontend splitting a packet in a way such that not all of the headerswould come in one piece. Unfortunately the logic introduced theredidn't account for the extreme case of the entire packet being splitinto as many pieces as permitted by the protocol, yet still beingsmaller than the area that's specially dealt with to keep all (possible)headers together. Such an unusual packet would therefore trigger abuffer overrun in the driver.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2023-09-22T18:31:47.000000Z"}, {"uuid": "c5d69707-1e23-465d-8801-cbcf4c480cec", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2023-34319", "type": "seen", "source": "https://t.me/DarkWebInformer_CVEAlerts/18746", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2023-34319\n\ud83d\udd25 CVSS Score: N/A\n\ud83d\udd39 Description: The fix for XSA-423 added logic to Linux'es netback driver to deal with\na frontend splitting a packet in a way such that not all of the headers\nwould come in one piece.  Unfortunately the logic introduced there\ndidn't account for the extreme case of the entire packet being split\ninto as many pieces as permitted by the protocol, yet still being\nsmaller than the area that's specially dealt with to keep all (possible)\nheaders together.  Such an unusual packet would therefore trigger a\nbuffer overrun in the driver.\n\ud83d\udccf Published: 2023-09-22T13:34:44.424Z\n\ud83d\udccf Modified: 2025-06-18T14:26:05.359Z\n\ud83d\udd17 References:\n1. https://xenbits.xenproject.org/xsa/advisory-432.html\n2. http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html\n3. https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html\n4. https://security.netapp.com/advisory/ntap-20240202-0001/", "creation_timestamp": "2025-06-18T14:41:47.000000Z"}, {"uuid": "8cfa5427-84a8-48d5-a18a-cf2ce55977bd", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2023-34319", "type": "seen", "source": "https://t.me/ctinow/178117", "content": "https://ift.tt/q53h462\nCVE-2023-34319 Linux Kernel Vulnerability in NetApp Products", "creation_timestamp": "2024-02-02T15:27:21.000000Z"}]}