VulnerabilityModified
CVE-2021-47347
In the Linux kernel, the following vulnerability has been resolved: wl1251: Fix possible buffer overflow in wl1251_cmd_scan Function wl1251_cmd_scan calls memcpy without checking the length.
HIGH 7.8EPSS 0.80%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.80%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In the Linux kernel, the following vulnerability has been resolved: wl1251: Fix possible buffer overflow in wl1251_cmd_scan Function wl1251_cmd_scan calls memcpy without checking the length. Harden by checking the length is within the maximum allowed size.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.80% probability · 55th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-120
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/0f6c0488368c9ac1aa685821916fadba32f5d1efPatch
- https://git.kernel.org/stable/c/115103f6e3f1c26c473766c16439c7c8b235529aPatch
- https://git.kernel.org/stable/c/302e2ee34c5f7c5d805b7f835d9a6f2b43474e2aPatch
- https://git.kernel.org/stable/c/40af3960a15339e8bbd3be50c3bc7b35e1a0b6eaPatch
- https://git.kernel.org/stable/c/57ad99ae3c6738ba87bad259bb57c641ca68ebf6Patch
- https://git.kernel.org/stable/c/c5e4a10d7bd5d4f419d8b9705dff60cf69b302a1Patch
- https://git.kernel.org/stable/c/d10a87a3535cce2b890897914f5d0d83df669c63Patch
- https://git.kernel.org/stable/c/d3d8b9c9c7843dce31e284927d4c9904fd5a510aPatch
- https://git.kernel.org/stable/c/d71dddeb5380613f9ef199f3e7368fd78fb1a46ePatch
- https://git.kernel.org/stable/c/0f6c0488368c9ac1aa685821916fadba32f5d1efPatch
- https://git.kernel.org/stable/c/115103f6e3f1c26c473766c16439c7c8b235529aPatch
- https://git.kernel.org/stable/c/302e2ee34c5f7c5d805b7f835d9a6f2b43474e2aPatch
- https://git.kernel.org/stable/c/40af3960a15339e8bbd3be50c3bc7b35e1a0b6eaPatch
- https://git.kernel.org/stable/c/57ad99ae3c6738ba87bad259bb57c641ca68ebf6Patch
- https://git.kernel.org/stable/c/c5e4a10d7bd5d4f419d8b9705dff60cf69b302a1Patch
- https://git.kernel.org/stable/c/d10a87a3535cce2b890897914f5d0d83df669c63Patch
- https://git.kernel.org/stable/c/d3d8b9c9c7843dce31e284927d4c9904fd5a510aPatch
- https://git.kernel.org/stable/c/d71dddeb5380613f9ef199f3e7368fd78fb1a46ePatch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.