CVE-2026-80598ntfs3: fix out-of-bounds read in decompress_lznt
Updated under an hour ago ()
Does this affect you?
It affects Linux. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
Do this next
Free account, 1 product
In the Linux kernel, the following vulnerability has been resolved: ntfs3: fix out-of-bounds read in decompress_lznt decompress_lznt() does not validate array index bounds before accessing the decompression table. A corrupted NTFS3 image with invalid compressed data can trigger an out-of-bounds read. Add index bounds checking to prevent the OOB access.
- CVSS
- 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Received
- Record last updated
- Oct 16, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from 522e010b58379fbe19b38fdef5016bca0c3cf405 before 1113fa5b01a47a1a4cdbb9c695197ca6215f02a8; from 522e010b58379fbe19b38fdef5016bca0c3cf405 before 61415ffa365d2eca6986914afd0d1412444aa1dd; from 522e010b58379fbe19b38fdef5016bca0c3cf405 before bd77afca2ae9b6d44d37902e3ad672ebb028b070; from 522e010b58379fbe19b38fdef5016bca0c3cf405 before c694f8ea2611e7413b3f04ee47e04a9b7b45817b; from 522e010b58379fbe19b38fdef5016bca0c3cf405 before ff05a98150ebb2b03919a9c05c576681e86abbb7; from 522e010b58379fbe19b38fdef5016bca0c3cf405 before a93980141253c932aa6ae5d4422d90e0162dc774; from 522e010b58379fbe19b38fdef5016bca0c3cf405 before 7160a57192fb16d7a6fa9b7f5c7ac341d2444a89 | CNA record |
References
- https://git.kernel.org/stable/c/1113fa5b01a47a1a4cdbb9c695197ca6215f02a8
- https://git.kernel.org/stable/c/61415ffa365d2eca6986914afd0d1412444aa1dd
- https://git.kernel.org/stable/c/bd77afca2ae9b6d44d37902e3ad672ebb028b070
- https://git.kernel.org/stable/c/c694f8ea2611e7413b3f04ee47e04a9b7b45817b
- https://git.kernel.org/stable/c/ff05a98150ebb2b03919a9c05c576681e86abbb7
- https://git.kernel.org/stable/c/a93980141253c932aa6ae5d4422d90e0162dc774
- https://git.kernel.org/stable/c/7160a57192fb16d7a6fa9b7f5c7ac341d2444a89
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.