Description
In the Linux kernel, the following vulnerability has been resolved: platform/chrome: cros_ec_chardev: fix kernel data leak from ioctl It is possible to peep kernel page's data by providing larger `insize` in struct cros_ec_command[1] when invoking EC host commands. Fix it by using zeroed memory. [1]: https://elixir.bootlin.com/linux/v6.2/source/include/linux/platform_data/cros_ec_proto.h#L74
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Linux Linux
Default version status: unaffected
eda2e30c6684d67288edb841c6125d48c608a242 to < 13493ad6a220cb3f6f3552a16b4f2753a118b633affectededa2e30c6684d67288edb841c6125d48c608a242 to < f86ff88a1548ccf5a13960c0e7625ca787ea0993affectededa2e30c6684d67288edb841c6125d48c608a242 to < ebea2e16504f40d2c2bac42ad5c5a3de5ce034b4affectededa2e30c6684d67288edb841c6125d48c608a242 to < eab28bfafcd1245a3510df9aa9eb940589956ea6affectededa2e30c6684d67288edb841c6125d48c608a242 to < a0d8644784f73fa39f57f72f374eefaba2bf48a0affectededa2e30c6684d67288edb841c6125d48c608a242 to < b20cf3f89c56b5f6a38b7f76a8128bf9f291bbd3affected
Linux Linux
Default version status: affected
5.4affected0 to < 5.4unaffected5.4.240 to ≤ 5.4.*unaffected5.10.177 to ≤ 5.10.*unaffected5.15.105 to ≤ 5.15.*unaffected6.1.22 to ≤ 6.1.*unaffected6.2.9 to ≤ 6.2.*unaffected6.3 to ≤ *unaffected
References
- https://git.kernel.org/stable/c/13493ad6a220cb3f6f3552a16b4f2753a118b633 ↗
- https://git.kernel.org/stable/c/f86ff88a1548ccf5a13960c0e7625ca787ea0993 ↗
- https://git.kernel.org/stable/c/ebea2e16504f40d2c2bac42ad5c5a3de5ce034b4 ↗
- https://git.kernel.org/stable/c/eab28bfafcd1245a3510df9aa9eb940589956ea6 ↗
- https://git.kernel.org/stable/c/a0d8644784f73fa39f57f72f374eefaba2bf48a0 ↗
- https://git.kernel.org/stable/c/b20cf3f89c56b5f6a38b7f76a8128bf9f291bbd3 ↗