Vulnerability Description
An issue was discovered in the Linux kernel before 5.8.1. net/bluetooth/hci_event.c has a slab out-of-bounds read in hci_extended_inquiry_result_evt, aka CID-51c19bf3d5cf.
CVSS Score
7.1
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 5.8.1 |
Related Weaknesses (CWE)
References
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.1Mailing ListPatchRelease Notes
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=51PatchVendor Advisory
- https://sites.google.com/view/syzscope/kasan-slab-out-of-bounds-read-in-hci_extePatchThird Party Advisory
- https://syzkaller.appspot.com/bug?id=4bf11aa05c4ca51ce0df86e500fce486552dc8d2PatchThird Party Advisory
- https://syzkaller.appspot.com/text?tag=ReproC&x=15ca2f46900000ExploitThird Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.1Mailing ListPatchRelease Notes
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=51PatchVendor Advisory
- https://sites.google.com/view/syzscope/kasan-slab-out-of-bounds-read-in-hci_extePatchThird Party Advisory
- https://syzkaller.appspot.com/bug?id=4bf11aa05c4ca51ce0df86e500fce486552dc8d2PatchThird Party Advisory
- https://syzkaller.appspot.com/text?tag=ReproC&x=15ca2f46900000ExploitThird Party Advisory
FAQ
What is CVE-2020-36386?
CVE-2020-36386 is a vulnerability with a CVSS score of 7.1 (HIGH). An issue was discovered in the Linux kernel before 5.8.1. net/bluetooth/hci_event.c has a slab out-of-bounds read in hci_extended_inquiry_result_evt, aka CID-51c19bf3d5cf.
How severe is CVE-2020-36386?
CVE-2020-36386 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-36386?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.