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Change History

In the Linux kernel, the following vulnerability has been resolved:

net: sched: fix memory leak in tcindex_partial_destroy_work

Syzbot reported memory leak in tcindex_set_parms(). The problem was in
non-freed perfect hash in tcindex_partial_destroy_work().

In tcindex_set_parms() new tcindex_data is allocated and some fields from
old one are copied to new one, but not the perfect hash. Since
tcindex_partial_destroy_work() is the destroy function for old
tcindex_data, we need to free perfect ha

kernel.org https://git.kernel.org/stable/c/8d7924ce85bae64e7a67c366c7c50840f49f3a62 [No types assigned]

kernel.org https://git.kernel.org/stable/c/8e9662fde6d63c78eb1350f6167f64c9d71a865b [No types assigned]

kernel.org https://git.kernel.org/stable/c/cac71d27745f92ee13f0ecc668ffe151a4a9c9b1 [No types assigned]

kernel.org https://git.kernel.org/stable/c/f5051bcece50140abd1a11a2d36dc3ec5484fc32 [No types assigned]