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CVE-2020-25669 A vulnerability was found in the Linux Kernel where the function sunkbd_reinit having been scheduled by sunkbd_interrupt…
Description
A vulnerability was found in the Linux Kernel where the function sunkbd_reinit having been scheduled by sunkbd_interrupt before sunkbd being freed. Though the dangling pointer is set to NULL in sunkbd_disconnect, there is still an alias in sunkbd_reinit causing Use After Free.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux kernel | 5.9.4 | No fix stated |
References
- [oss-security] 20201105 CVE-2020-25669: Linux Kernel use-after-free in sunkbd_reinit www.openwall.com
- [oss-security] 20201120 Re: CVE-2020-25669: Linux Kernel use-after-free in sunkbd_reinit www.openwall.com
- [debian-lts-announce] 20201210 [SECURITY] [DLA 2483-1] linux-4.19 security update lists.debian.org
- [debian-lts-announce] 20201218 [SECURITY] [DLA 2494-1] linux security update lists.debian.org
- www.openwall.com www.openwall.com
- www.openwall.com www.openwall.com
- github.com github.com
- security.netapp.com security.netapp.com
Timeline
- Published
- Last modified
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