ASoC: SOF: Add some bounds checking to firmware data
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.4epss 0.3%
exploitation probability
0.3%top 78% of all CVEs
observed exploitation
nono source reports it
In the Linux kernel, the following vulnerability has been resolved:
ASoC: SOF: Add some bounds checking to firmware data
Smatch complains about "head->full_size - head->header_size" can
underflow. To some extent, we're always going to have to trust the
firmware a bit. However, it's easy enough to add a check for negatives,
and let's add a upper bounds check as well.
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
Linux · LinuxReferences
https://git.kernel.org/stable/c/044e220667157fb9d59320341badec59cf45ba48https://git.kernel.org/stable/c/98f681b0f84cfc3a1d83287b77697679e0398306https://git.kernel.org/stable/c/9eeb8e1231f6450c574c1db979122e171a1813abhttps://git.kernel.org/stable/c/ced7df8b3c5c4751244cad79011e86cf1f809153https://git.kernel.org/stable/c/d133d67e7e724102d1e53009c4f88afaaf3e167c