CVE-2019-20806
MEDIUM
4.4
CVSS Score
Published: May 27, 2020 at 12:00 PM UTC
Updated: June 17, 2026 at 02:31 AM UTC
1 product affected across 1 vendorLinux Kernel
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Severity
MEDIUM4.4
Exploit prediction
EPSS 0.4%
Description
An issue was discovered in the Linux kernel before 5.2. There is a NULL pointer dereference in tw5864_handle_frame() in drivers/media/pci/tw5864/tw5864-video.c, which may cause denial of service, aka CID-2e7682ebfc75.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 5.2
Affected range stops below 5.2, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2e7682ebfc750177a4944eeb56e97a3f05734528
- https://github.com/torvalds/linux/commit/2e7682ebfc750177a4944eeb56e97a3f05734528
- https://www.debian.org/security/2020/dsa-4698
References (7)
Vendor Advisoryx_refsource_SUSE
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.htmlx_refsource_MISCRelease NotesVendor Advisory
Source: [email protected]
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2e7682ebfc750177a4944eeb56e97a3f05734528x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/torvalds/linux/commit/2e7682ebfc750177a4944eeb56e97a3f05734528Mailing Listx_refsource_MLIST
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.htmlx_refsource_CONFIRM
Source: [email protected]
https://security.netapp.com/advisory/ntap-20200619-0001/Vendor Advisoryx_refsource_DEBIAN
Source: [email protected]
https://www.debian.org/security/2020/dsa-4698CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- HIGH
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-476
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