Description
In the Linux kernel, the following vulnerability has been resolved: fbdev: smscufx: Fix several use-after-free bugs Several types of UAFs can occur when physically removing a USB device. Adds ufx_ops_destroy() function to .fb_destroy of fb_ops, and in this function, there is kref_put() that finally calls ufx_free(). This fix prevents multiple UAFs.
Product status
3c8a63e22a0802fd56380f6ab305b419f18eb6f5 (git) before 6f2075ea883e5d7730d0c9ebb1bb8e7a1a7e953f
3c8a63e22a0802fd56380f6ab305b419f18eb6f5 (git) before 3f40852d671072836fb7ae331a1f28a24223c4e8
3c8a63e22a0802fd56380f6ab305b419f18eb6f5 (git) before 70faf9d9b6cc74418716bbf76fe75bd2da10ad4a
3c8a63e22a0802fd56380f6ab305b419f18eb6f5 (git) before 5385af2f89bc352fb70753ab41b2bb036190141f
3c8a63e22a0802fd56380f6ab305b419f18eb6f5 (git) before d9ddfeb01fb95ffbbc7031d46a5ee2a5e45cbb86
3c8a63e22a0802fd56380f6ab305b419f18eb6f5 (git) before cc6a7249842fceda7574ceb63275a2d5e99d2862
3c8a63e22a0802fd56380f6ab305b419f18eb6f5 (git) before 8d924b262f3178a9b17c17d4306a9f426c508bd9
3c8a63e22a0802fd56380f6ab305b419f18eb6f5 (git) before cc67482c9e5f2c80d62f623bcc347c29f9f648e1
3.2
Any version before 3.2
4.9.332 (semver)
4.14.298 (semver)
4.19.264 (semver)
5.4.223 (semver)
5.10.153 (semver)
5.15.77 (semver)
6.0.7 (semver)
6.1 (original_commit_for_fix)
References
git.kernel.org/...c/6f2075ea883e5d7730d0c9ebb1bb8e7a1a7e953f
git.kernel.org/...c/3f40852d671072836fb7ae331a1f28a24223c4e8
git.kernel.org/...c/70faf9d9b6cc74418716bbf76fe75bd2da10ad4a
git.kernel.org/...c/5385af2f89bc352fb70753ab41b2bb036190141f
git.kernel.org/...c/d9ddfeb01fb95ffbbc7031d46a5ee2a5e45cbb86
git.kernel.org/...c/cc6a7249842fceda7574ceb63275a2d5e99d2862
git.kernel.org/...c/8d924b262f3178a9b17c17d4306a9f426c508bd9
git.kernel.org/...c/cc67482c9e5f2c80d62f623bcc347c29f9f648e1