CVE-2026-64217
N/A
N/A
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 85dd2c8ff368b1446be9febde84afe1d7aec4261 < 00efe58bbdcc93272d579ca24bfc912563f4a204 | affected |
| Linux | Linux | 85dd2c8ff368b1446be9febde84afe1d7aec4261 < 96cc3beb2390ba9f9c128c5733c0ccfe450dd4f9 | affected |
| Linux | Linux | 85dd2c8ff368b1446be9febde84afe1d7aec4261 < afeb32d9bf9aaeea51d0f723a19f14afb73bd94d | affected |
| Linux | Linux | 85dd2c8ff368b1446be9febde84afe1d7aec4261 < f48b9157f0f611fa436c360648603d5ded719b12 | affected |
| Linux | Linux | 85dd2c8ff368b1446be9febde84afe1d7aec4261 < 0ef37eef83fad3542ee06db2940433ae1a92b39d | affected |
| Linux | Linux | 6.3 | affected |
| Linux | Linux | 0 < 6.3 | unaffected |
| Linux | Linux | 6.6.142 <= 6.6.* | unaffected |
| Linux | Linux | 6.12.92 <= 6.12.* | unaffected |
| Linux | Linux | 6.18.34 <= 6.18.* | unaffected |
| Linux | Linux | 7.0.11 <= 7.0.* | unaffected |
| Linux | Linux | 7.1 <= * | unaffected |
Weaknesses
References
- https://git.kernel.org/stable/c/00efe58bbdcc93272d579ca24bfc912563f4a204
- https://git.kernel.org/stable/c/96cc3beb2390ba9f9c128c5733c0ccfe450dd4f9
- https://git.kernel.org/stable/c/afeb32d9bf9aaeea51d0f723a19f14afb73bd94d
- https://git.kernel.org/stable/c/f48b9157f0f611fa436c360648603d5ded719b12
- https://git.kernel.org/stable/c/0ef37eef83fad3542ee06db2940433ae1a92b39d
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