CVE-2024-49902jfs: check if leafidx greater than num leaves per dmap tree
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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In the Linux kernel, the following vulnerability has been resolved: jfs: check if leafidx greater than num leaves per dmap tree syzbot report a out of bounds in dbSplit, it because dmt_leafidx greater than num leaves per dmap tree, add a checking for dmt_leafidx in dbFindLeaf. Shaggy: Modified sanity check to apply to control pages as well as leaf pages.
- 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
- Modified
- Record last updated
- Oct 15, 2026
- First seen by InfoSec Signals
- Oct 15, 2026
Affected products
Linux Linux linux:linux (from the name) | from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before d76b9a4c283c7535ae7c7c9b14984e75402951e1; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 35b91f15f44ce3c01eba058ccb864bb04743e792; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 2451e5917c56be45d4add786e2a059dd9c2c37c4; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 25d2a3ff02f22e215ce53355619df10cc5faa7ab; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 058aa89b3318be3d66a103ba7c68d717561e1dc6; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 7fff9a9f866e99931cf6fa260288e55d01626582; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before cb0eb10558802764f07de1dc439c4609e27cb4f0; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 4a7bf6a01fb441009a6698179a739957efd88e38; and 1 more ranges | CNA record |
Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem siemens:simatic_s7_1500_tm_mfp_gnu_linux_subsystem (from the name) | before V1.1.1 | CISA ADP |
linux linux_kernel linux:linux_kernel | before 5.10.227; from 5.11 before 5.15.168; from 5.16 before 6.1.113; from 6.2 before 6.6.55; from 6.7 before 6.10.14; from 6.11 before 6.11.3 | NVD |
References
- https://git.kernel.org/stable/c/d76b9a4c283c7535ae7c7c9b14984e75402951e1patch
- https://git.kernel.org/stable/c/35b91f15f44ce3c01eba058ccb864bb04743e792patch
- https://git.kernel.org/stable/c/2451e5917c56be45d4add786e2a059dd9c2c37c4patch
- https://git.kernel.org/stable/c/25d2a3ff02f22e215ce53355619df10cc5faa7abpatch
- https://git.kernel.org/stable/c/058aa89b3318be3d66a103ba7c68d717561e1dc6patch
- https://git.kernel.org/stable/c/7fff9a9f866e99931cf6fa260288e55d01626582patch
- https://git.kernel.org/stable/c/cb0eb10558802764f07de1dc439c4609e27cb4f0patch
- https://git.kernel.org/stable/c/4a7bf6a01fb441009a6698179a739957efd88e38patch
- https://git.kernel.org/stable/c/d64ff0d2306713ff084d4b09f84ed1a8c75ecc32patch
- https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
- https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html
- https://cert-portal.siemens.com/productcert/html/ssa-265688.html
- https://cert-portal.siemens.com/productcert/html/ssa-355557.html
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.