CVE-2019-17075

HIGH
7.5
CVSS Score
Published: October 1, 2019 at 08:07 PM UTC
Updated: June 17, 2026 at 02:23 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH7.5
Exploit prediction
EPSS 6%

Description

An issue was discovered in write_tpt_entry in drivers/infiniband/hw/cxgb4/mem.c in the Linux kernel through 5.3.2. The cxgb4 driver is directly calling dma_map_single (a DMA function) from a stack variable. This could allow an attacker to trigger a Denial of Service, exploitable if this driver is used on an architecture for which this stack/DMA interaction has security relevance.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

2.6.35 ≤ v < 4.4.1984.10 ≤ v < 4.14.1514.15 ≤ v < 4.19.814.20 ≤ v < 5.3.84.5.0 ≤ v < 4.9.198
Affected range stops below 4.14.151, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.19.81, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.4.198, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.9.198, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.3.8, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (10)

Mailing Listx_refsource_MLISTThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
Mailing Listx_refsource_BUGTRAQThird Party Advisory
https://seclists.org/bugtraq/2019/Nov/11
Vendor Advisoryx_refsource_UBUNTUThird Party AdvisoryVDB Entry
https://usn.ubuntu.com/4208-1/
Vendor Advisoryx_refsource_UBUNTUThird Party AdvisoryVDB Entry
https://usn.ubuntu.com/4210-1/
Vendor Advisoryx_refsource_UBUNTUThird Party AdvisoryVDB Entry
https://usn.ubuntu.com/4211-1/
Vendor Advisoryx_refsource_UBUNTUThird Party AdvisoryVDB Entry
https://usn.ubuntu.com/4211-2/

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

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