A flaw was found in the HDLC_PPP module of the Linux kernel in versions before 5.9-rc7. Memory corruption and a read overflow is caused by improper input validation in the ppp_cp_parse_cr function which can cause the system to crash or cause a denial of service. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
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No Fix Known
No patch has been released yet. Apply workarounds or mitigations where available.
| Vendor | Product | Versions | Fixed In |
|---|---|---|---|
| linux | linux_kernel | 2.6.29 - 4.4.238 | - |
| linux | linux_kernel | 4.5 - 4.9.238 | - |
| linux | linux_kernel | 4.10 - 4.14.200 |
Published
CVE disclosed publicly
Last Modified
Most recent update
Indexed to CVEInsight
Added to this platform
AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
25
Affected Products
20
References
linux / linux_kernel
| - |
| linux | linux_kernel | 4.15 - 4.19.148 | - |
| linux | linux_kernel | 4.20 - 5.4.68 | - |
| linux | linux_kernel | 5.5 - 5.8.12 | - |
| linux | linux_kernel | - | - |
| linux | linux_kernel | - | - |
| linux | linux_kernel | - | - |
| linux | linux_kernel | - | - |
| linux | linux_kernel | - | - |
| linux | linux_kernel | - | - |
| redhat | enterprise_linux | - | - |
| redhat | enterprise_linux | - | - |
| opensuse | leap | - | - |
| debian | debian_linux | - | - |
| debian | debian_linux | - | - |
| opensuse | leap | - | - |
| netapp | h410c_firmware | - | - |
| starwindsoftware | starwind_virtual_san | - | - |
| starwindsoftware | starwind_virtual_san | - | - |
| starwindsoftware | starwind_virtual_san | - | - |
| starwindsoftware | starwind_virtual_san | - | - |
| starwindsoftware | starwind_virtual_san | - | - |
| starwindsoftware | starwind_virtual_san | - | - |
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Exploitability
Impact