Answer in brief
CVE-2026-68476 records a Critical severity (CVSS 9.8) vulnerability in ipvs: reload ip header after head reallocation. The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 9.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=8d8e20e2d7bba8c50e64e0eca1cb83956f468e49 <ac6ac3d35bfc0ade9d17d354c84e503a946ebdab || >=8d8e20e2d7bba8c50e64e0eca1cb83956f468e49 <e51687fc56c2e39ea6e9532925f1aabd4d529f61 || >=8d8e20e2d7bba8c50e64e0eca1cb83956f468e49 <3fb7edd2018bb1ad0a68157383d9b9dac33dd645 || >=8d8e20e2d7bba8c50e64e0eca1cb83956f468e49 <ad1e14710b360bda087ebf9fb82460eb5ef775de || >=8d8e20e2d7bba8c50e64e0eca1cb83956f468e49 <a2f57827bf7c695b8c72dc4511cae8e86582369d | ac6ac3d35bfc0ade9d17d354c84e503a946ebdab, e51687fc56c2e39ea6e9532925f1aabd4d529f61, 3fb7edd2018bb1ad0a68157383d9b9dac33dd645, ad1e14710b360bda087ebf9fb82460eb5ef775de, a2f57827bf7c695b8c72dc4511cae8e86582369d |
| Linux/Linuxgeneric | 4.10 | Not reported |
| Linux/Linuxgeneric | >=8d8e20e2d7bba8c50e64e0eca1cb83956f468e49 <4f2d1151421520d7ae16ca8d367d0ca09f5dfbd7 || >=8d8e20e2d7bba8c50e64e0eca1cb83956f468e49 <657118cad620172dfd8f6ed5717fd75c0d1f7a5a || >=8d8e20e2d7bba8c50e64e0eca1cb83956f468e49 <a10f5080afbed242640f2984328de25f84557da1 || >=8d8e20e2d7bba8c50e64e0eca1cb83956f468e49 <ac6ac3d35bfc0ade9d17d354c84e503a946ebdab || >=8d8e20e2d7bba8c50e64e0eca1cb83956f468e49 <e51687fc56c2e39ea6e9532925f1aabd4d529f61 || >=8d8e20e2d7bba8c50e64e0eca1cb83956f468e49 <3fb7edd2018bb1ad0a68157383d9b9dac33dd645 || >=8d8e20e2d7bba8c50e64e0eca1cb83956f468e49 <ad1e14710b360bda087ebf9fb82460eb5ef775de || >=8d8e20e2d7bba8c50e64e0eca1cb83956f468e49 <a2f57827bf7c695b8c72dc4511cae8e86582369d | 4f2d1151421520d7ae16ca8d367d0ca09f5dfbd7, 657118cad620172dfd8f6ed5717fd75c0d1f7a5a, a10f5080afbed242640f2984328de25f84557da1, ac6ac3d35bfc0ade9d17d354c84e503a946ebdab, e51687fc56c2e39ea6e9532925f1aabd4d529f61, 3fb7edd2018bb1ad0a68157383d9b9dac33dd645, ad1e14710b360bda087ebf9fb82460eb5ef775de, a2f57827bf7c695b8c72dc4511cae8e86582369d |
Published upstream
Aug 15, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Sep 2, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 15, 2026
In the Linux kernel, the following vulnerability has been resolved: ipvs: reload ip header after head reallocation __ip_vs_get_out_rt() calls skb_ensure_writable() which may reallocate skb->head.
Quoted source text, attributed separately from HOL analysis.