CVE-2026-64217
- Source
- https://cve.org/CVERecord?id=CVE-2026-64217
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-64217.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2026-64217
- Downstream
- Related
- Published
- 2026-07-24T15:23:05Z
- Modified
- 2026-09-15T18:26:49Z
- Severity
-
- 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- netfs: Fix overrun check in netfs_extract_user_iter()
- Details
-
In the Linux kernel, the following vulnerability has been resolved:
netfs: Fix overrun check in netfs_extract_user_iter()
Fix netfs_extract_user_iter() so that if iov_iter_extract_pages() overfills pages[], then those pages don't get included in the iterator constructed at the end of the function. If there was an overfill, memory corruption has already happened.
- Database specific
{ "cna_assigner": "Linux", "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64217.json" }- References
-
- https://git.kernel.org/stable/c/00efe58bbdcc93272d579ca24bfc912563f4a204
- https://git.kernel.org/stable/c/0ef37eef83fad3542ee06db2940433ae1a92b39d
- https://git.kernel.org/stable/c/96cc3beb2390ba9f9c128c5733c0ccfe450dd4f9
- https://git.kernel.org/stable/c/afeb32d9bf9aaeea51d0f723a19f14afb73bd94d
- https://git.kernel.org/stable/c/f48b9157f0f611fa436c360648603d5ded719b12
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64217.json
- https://nvd.nist.gov/vuln/detail/CVE-2026-64217
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Affected packages
Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Affected ranges
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced85dd2c8ff368b1446be9febde84afe1d7aec4261Fixed00efe58bbdcc93272d579ca24bfc912563f4a204Fixed96cc3beb2390ba9f9c128c5733c0ccfe450dd4f9Fixedafeb32d9bf9aaeea51d0f723a19f14afb73bd94dFixedf48b9157f0f611fa436c360648603d5ded719b12Fixed0ef37eef83fad3542ee06db2940433ae1a92b39d