Description
In the Linux kernel, the following vulnerability has been resolved: media: venus: hfi: add check to handle incorrect queue size qsize represents size of shared queued between driver and video firmware. Firmware can modify this value to an invalid large value. In such situation, empty_space will be bigger than the space actually available. Since new_wr_idx is not checked, so the following code will result in an OOB write. ... qsize = qhdr->q_size if (wr_idx >= rd_idx) empty_space = qsize - (wr_idx - rd_idx) .... if (new_wr_idx < qsize) { memcpy(wr_ptr, packet, dwords << 2) --> OOB write Add check to ensure qsize is within the allocated size while reading and writing packets into the queue.
Product status
d96d3f30c0f2f564f6922bf4ccdf4464992e31fb (git) before 1b86c1917e16bafbbb08ab90baaff533aa36c62d
d96d3f30c0f2f564f6922bf4ccdf4464992e31fb (git) before a45957bcde529169188929816775a575de77d84f
d96d3f30c0f2f564f6922bf4ccdf4464992e31fb (git) before 32af5c1fdb9bc274f52ee0472d3b060b18e4aab4
d96d3f30c0f2f564f6922bf4ccdf4464992e31fb (git) before cf5f7bb4e0d786f4d9d50ae6b5963935eab71d75
d96d3f30c0f2f564f6922bf4ccdf4464992e31fb (git) before 40084302f639b3fe954398c5ba5ee556b7242b54
d96d3f30c0f2f564f6922bf4ccdf4464992e31fb (git) before 679424f8b31446f90080befd0300ea915485b096
d96d3f30c0f2f564f6922bf4ccdf4464992e31fb (git) before edb89d69b1438681daaf5ca90aed3242df94cc96
d96d3f30c0f2f564f6922bf4ccdf4464992e31fb (git) before 101a86619aab42bb61f2253bbf720121022eab86
d96d3f30c0f2f564f6922bf4ccdf4464992e31fb (git) before 69baf245b23e20efda0079238b27fc63ecf13de1
4.13
Any version before 4.13
5.4.293 (semver)
5.10.237 (semver)
5.15.181 (semver)
6.1.135 (semver)
6.6.88 (semver)
6.12.24 (semver)
6.13.12 (semver)
6.14.3 (semver)
6.15 (original_commit_for_fix)
References
lists.debian.org/debian-lts-announce/2025/05/msg00045.html
lists.debian.org/debian-lts-announce/2025/05/msg00030.html
git.kernel.org/...c/1b86c1917e16bafbbb08ab90baaff533aa36c62d
git.kernel.org/...c/a45957bcde529169188929816775a575de77d84f
git.kernel.org/...c/32af5c1fdb9bc274f52ee0472d3b060b18e4aab4
git.kernel.org/...c/cf5f7bb4e0d786f4d9d50ae6b5963935eab71d75
git.kernel.org/...c/40084302f639b3fe954398c5ba5ee556b7242b54
git.kernel.org/...c/679424f8b31446f90080befd0300ea915485b096
git.kernel.org/...c/edb89d69b1438681daaf5ca90aed3242df94cc96
git.kernel.org/...c/101a86619aab42bb61f2253bbf720121022eab86
git.kernel.org/...c/69baf245b23e20efda0079238b27fc63ecf13de1