jfs: upper bound check of tree index in dbAllocAG
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 0.2%
exploitation probability
0.2%top 94% of all CVEs
observed exploitation
nono source reports it
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 · LinuxReferences
https://cert-portal.siemens.com/productcert/html/ssa-032379.htmlhttps://git.kernel.org/stable/c/1467a75819e41341cd5ebd16faa2af1ca3c8f4fehttps://git.kernel.org/stable/c/173cfd741ad7073640bfb7e2344c2a0ee005e769https://git.kernel.org/stable/c/2dd05f09cc323018136a7ecdb3d1007be9ede27fhttps://git.kernel.org/stable/c/30e19a884c0b11f33821aacda7e72e914bec26efhttps://git.kernel.org/stable/c/49ea46d9025aa1914b24ea957636cbe4367a7311https://git.kernel.org/stable/c/5bdb9553fb134fd52ec208a8b378120670f6e784https://git.kernel.org/stable/c/a4f199203f79ca9cd7355799ccb26800174ff093https://git.kernel.org/stable/c/c214006856ff52a8ff17ed8da52d50601d54f9cehttps://git.kernel.org/stable/c/c8ca21a2836993d7cb816668458e05e598574e55https://lists.debian.org/debian-lts-announce/2025/10/msg00007.htmlhttps://lists.debian.org/debian-lts-announce/2025/10/msg00008.html