CVE Explorer
CVE-2026-53689
libnfs through 6.0.2 before 55c18ea does not validate a string size, leading to an integer overflow during a connection to a crafted NFS server. This occurs in libnfs_zdr_string in lib/libnfs-zdr.c.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"libnfs","vendor":"sahlberg","versions":[{"lessThan":"55c18ea33a83d667f79f0ef209c96895795c729f","status":"affected","version":"0","versionType":"git"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:d1b52dede1ba0b24d0f1741e2719136f8926b831ec12bb3d52d81822d27a183e · sha256:5308f8acf9ca9e52… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":7.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:d1b52dede1ba0b24d0f1741e2719136f8926b831ec12bb3d52d81822d27a183e · sha256:5308f8acf9ca9e52… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-1284","description":"CWE-1284 Improper Validation of Specified Quantity in Input","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:d1b52dede1ba0b24d0f1741e2719136f8926b831ec12bb3d52d81822d27a183e · sha256:5308f8acf9ca9e52… · /containers/cna/problemTypes/0/descriptions/0
Source references
2 source assertions{"url":"https://github.com/sahlberg/libnfs/commit/55c18ea33a83d667f79f0ef209c96895795c729f"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:d1b52dede1ba0b24d0f1741e2719136f8926b831ec12bb3d52d81822d27a183e · sha256:5308f8acf9ca9e52… · /containers/cna/references/0
{"url":"https://lists.debian.org/debian-lts-announce/2026/07/msg00031.html"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:d1b52dede1ba0b24d0f1741e2719136f8926b831ec12bb3d52d81822d27a183e · sha256:5308f8acf9ca9e52… · /containers/adp/1/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.