CVE-2019-8980

HIGH
7.5
CVSS Score
Published: February 21, 2019 at 05:00 AM UTC
Updated: June 17, 2026 at 02:42 AM UTC
4 products affected across 4 vendorsLinux KernelDebian LinuxUbuntu Linux

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Severity
HIGH7.5
Exploit prediction
EPSS 6%

Description

A memory leak in the kernel_read_file function in fs/exec.c in the Linux kernel through 4.20.11 allows attackers to cause a denial of service (memory consumption) by triggering vfs_read failures.

Affected

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

4.14 ≤ v < 4.14.1064.19 ≤ v < 4.19.284.20 ≤ v < 4.20.154.7 ≤ v < 4.9.1635.0 ≤ v < 5.0.15.1 rc1
Affected range stops below 4.14.106, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.19.28, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.20.15, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.9.163, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.0.1, 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)

Vendor Advisoryx_refsource_SUSEMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00052.html
VDB Entryx_refsource_BIDThird Party Advisory
http://www.securityfocus.com/bid/107120
Mailing Listx_refsource_MLISTThird Party Advisory
https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html
x_refsource_CONFIRMThird Party Advisory
https://support.f5.com/csp/article/K56480726
Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
https://usn.ubuntu.com/3930-1/
Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
https://usn.ubuntu.com/3930-2/
Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
https://usn.ubuntu.com/3931-1/
Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
https://usn.ubuntu.com/3931-2/

CVSS

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

Quick Info

StatusMODIFIED
CWE
CWE-401

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