Answer in brief
CVE-2026-80591 records a Unknown severity vulnerability in f2fs: fix listxattr handling of corrupted xattr entries. The current sources do not mark it as known exploited. The current feed maps 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.
A CVSS score is not reported in the current record. 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). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=688078e7f36c293dae25b338ddc9e0a2790f6e06 <7dfac47e4189692f35230f3064acf2540e6d75fe || >=688078e7f36c293dae25b338ddc9e0a2790f6e06 <c8a10f174316e80d577e6549099b71a7a2111f3f || >=688078e7f36c293dae25b338ddc9e0a2790f6e06 <dfa4891c27bccbd83d511a065721e85621f275a1 || >=688078e7f36c293dae25b338ddc9e0a2790f6e06 <2770041f34b52334ea63351ffb1cc2007a9de46e || >=688078e7f36c293dae25b338ddc9e0a2790f6e06 <7dd01f7d0291583e3e5420c95c7d584e114899bd || >=688078e7f36c293dae25b338ddc9e0a2790f6e06 <ec9f79c8d5b28a928e65b67cd138c841571cf502 || >=688078e7f36c293dae25b338ddc9e0a2790f6e06 <3c0dbfecd859fd02fe9008f33a83146102ccd9ba || >=688078e7f36c293dae25b338ddc9e0a2790f6e06 <5ef5bc304f23c3fe255d4936472378dcb74d0e94 || ae811cecbbb231f11a84acaf74baca1283b964c7 || ed523cbd4a6594edf123dc03ec9d70ea4f793671 || 5811f24abd27a8a0791c6909c6ff803659060c84 || >=4.14.181 <4.15 || >=4.19.119 <4.20 || >=5.4.36 <5.5 | 7dfac47e4189692f35230f3064acf2540e6d75fe, c8a10f174316e80d577e6549099b71a7a2111f3f, dfa4891c27bccbd83d511a065721e85621f275a1, 2770041f34b52334ea63351ffb1cc2007a9de46e, 7dd01f7d0291583e3e5420c95c7d584e114899bd, ec9f79c8d5b28a928e65b67cd138c841571cf502, 3c0dbfecd859fd02fe9008f33a83146102ccd9ba, 5ef5bc304f23c3fe255d4936472378dcb74d0e94, 4.15, 4.20, 5.5 |
| Linux/Linuxgeneric | 5.5 | Not reported |
Published upstream
Aug 28, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 28, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 28, 2026
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix listxattr handling of corrupted xattr entries Validate the xattr entry before reading its fields in f2fs_listxattr(). Return -EFSCORRUPTED when the entry is outside the valid xattr storage area instead of returning a successful partial result.
Quoted source text, attributed separately from HOL analysis.