Description
In the Linux kernel, the following vulnerability has been resolved: jfs: upper bound check of tree index in dbAllocAG When computing the tree index in dbAllocAG, we never check if we are out of bounds realative to the size of the stree. This could happen in a scenario where the filesystem metadata are corrupted.
Affected products
linux: linux kernel; debian: debian linux
References10
- git.kernel.org/stable/c/1467a75819e41341cd5ebd16faa2af1ca3c8f4fe Patch
- git.kernel.org/stable/c/173cfd741ad7073640bfb7e2344c2a0ee005e769 Patch
- git.kernel.org/stable/c/2dd05f09cc323018136a7ecdb3d1007be9ede27f Patch
- git.kernel.org/stable/c/30e19a884c0b11f33821aacda7e72e914bec26ef Patch
- git.kernel.org/stable/c/49ea46d9025aa1914b24ea957636cbe4367a7311 Patch
- git.kernel.org/stable/c/5bdb9553fb134fd52ec208a8b378120670f6e784 Patch
- git.kernel.org/stable/c/a4f199203f79ca9cd7355799ccb26800174ff093 Patch
- git.kernel.org/stable/c/c214006856ff52a8ff17ed8da52d50601d54f9ce Patch
- git.kernel.org/stable/c/c8ca21a2836993d7cb816668458e05e598574e55 Patch
- lists.debian.org/debian-lts-announce/2025/10/msg00007.html Mailing ListThird Party Advisory
Metrics
- CVSS 3.1
-
7.8
HIGH
Score source: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 0% percentile: 9 · as of 8 November 2026
- CWE
- CWE-129
Could this be exploited in your environment?
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