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CVE-2019-14615

Publication date 14 January 2020

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

Insufficient control flow in certain data structures for some Intel(R) Processors with Intel(R) Processor Graphics may allow an unauthenticated user to potentially enable information disclosure via local access.

From the Ubuntu Security Team

It was discovered that the Linux kernel did not properly clear data structures on context switches for certain Intel graphics processors. A local attacker could use this to expose sensitive information.

Read the notes from the security team

Status

Package Ubuntu Release Status
linux 20.04 LTS focal
Not affected
19.10 eoan
Fixed 5.3.0-29.31
19.04 disco Ignored
18.04 LTS bionic
Fixed 4.15.0-76.86
16.04 LTS xenial
Fixed 4.4.0-173.203
14.04 LTS trusty Ignored
linux-aws 20.04 LTS focal
Not affected
19.10 eoan
Fixed 5.3.0-1010.11
19.04 disco Ignored
18.04 LTS bionic
Fixed 4.15.0-1058.60
16.04 LTS xenial
Fixed 4.4.0-1102.113
14.04 LTS trusty
linux-aws-5.0 20.04 LTS focal Not in release
19.10 eoan Not in release
19.04 disco Not in release
18.04 LTS bionic
Fixed 5.0.0-1025.28
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-aws-5.3 20.04 LTS focal Not in release
19.10 eoan Not in release
18.04 LTS bionic
Not affected
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-aws-hwe 20.04 LTS focal Not in release
19.10 eoan Not in release
19.04 disco Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial
Fixed 4.15.0-1058.60~16.04.1
14.04 LTS trusty Not in release
linux-azure 20.04 LTS focal
Not affected
19.10 eoan
Fixed 5.3.0-1010.11
19.04 disco Ignored
18.04 LTS bionic
Fixed 5.0.0-1032.34
16.04 LTS xenial
Fixed 4.15.0-1067.72
14.04 LTS trusty
linux-azure-4.15 20.04 LTS focal Not in release
19.10 eoan Not in release
18.04 LTS bionic
Not affected
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-azure-5.3 20.04 LTS focal Not in release
19.10 eoan Not in release
19.04 disco Not in release
18.04 LTS bionic
Fixed 5.3.0-1010.11~18.04.1
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-azure-edge 20.04 LTS focal Not in release
19.10 eoan Not in release
19.04 disco Not in release
18.04 LTS bionic Ignored
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gcp 20.04 LTS focal
Not affected
19.10 eoan
Fixed 5.3.0-1012.13
19.04 disco Ignored
18.04 LTS bionic
Fixed 5.0.0-1031.32
16.04 LTS xenial
Fixed 4.15.0-1055.59
14.04 LTS trusty Not in release
linux-gcp-5.3 20.04 LTS focal Not in release
19.10 eoan Not in release
19.04 disco Not in release
18.04 LTS bionic
Fixed 5.3.0-1012.13~18.04.1
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gcp-edge 20.04 LTS focal Not in release
19.10 eoan Not in release
19.04 disco Not in release
18.04 LTS bionic Ignored
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gke-4.15 20.04 LTS focal Not in release
19.10 eoan Not in release
19.04 disco Not in release
18.04 LTS bionic
Fixed 4.15.0-1052.55
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gke-5.0 20.04 LTS focal Not in release
19.10 eoan Not in release
19.04 disco Not in release
18.04 LTS bionic
Fixed 5.0.0-1030.31
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gke-5.3 20.04 LTS focal Not in release
19.10 eoan Not in release
18.04 LTS bionic
Fixed 5.3.0-1012.13~18.04.1
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-hwe 20.04 LTS focal Not in release
19.10 eoan Not in release
19.04 disco Not in release
18.04 LTS bionic
Fixed 5.3.0-28.30~18.04.1
16.04 LTS xenial
Fixed 4.15.0-76.86~16.04.1
14.04 LTS trusty Not in release
linux-hwe-edge 20.04 LTS focal Not in release
19.10 eoan Not in release
19.04 disco Not in release
18.04 LTS bionic Ignored
16.04 LTS xenial Ignored
14.04 LTS trusty Not in release
linux-kvm 20.04 LTS focal
Not affected
19.10 eoan
Fixed 5.3.0-1010.11
19.04 disco Ignored
18.04 LTS bionic
Fixed 4.15.0-1053.53
16.04 LTS xenial
Fixed 4.4.0-1066.73
14.04 LTS trusty Not in release
linux-lts-trusty 20.04 LTS focal Not in release
19.10 eoan Not in release
19.04 disco Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-lts-xenial 20.04 LTS focal Not in release
19.10 eoan Not in release
19.04 disco Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty
linux-oem 20.04 LTS focal Not in release
19.10 eoan
Fixed 4.15.0-1067.77
19.04 disco Ignored
18.04 LTS bionic
Fixed 4.15.0-1067.77
16.04 LTS xenial Ignored
14.04 LTS trusty Not in release
linux-oem-5.6 20.04 LTS focal
Not affected
19.10 eoan Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oem-osp1 20.04 LTS focal Not in release
19.10 eoan
Fixed 5.0.0-1037.42
19.04 disco Ignored
18.04 LTS bionic
Fixed 5.0.0-1037.42
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oracle 20.04 LTS focal
Not affected
19.10 eoan
Fixed 5.3.0-1009.10
19.04 disco Ignored
18.04 LTS bionic
Fixed 4.15.0-1033.36
16.04 LTS xenial
Fixed 4.15.0-1033.36~16.04.1
14.04 LTS trusty Not in release
linux-oracle-5.0 20.04 LTS focal Not in release
19.10 eoan Not in release
19.04 disco Not in release
18.04 LTS bionic
Fixed 5.0.0-1011.16
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oracle-5.3 20.04 LTS focal Not in release
19.10 eoan Not in release
18.04 LTS bionic
Not affected
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-raspi 20.04 LTS focal
Not affected
19.10 eoan Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-raspi2 20.04 LTS focal
Not affected
19.10 eoan
Not affected
19.04 disco
Not affected
18.04 LTS bionic
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
linux-raspi2-5.3 20.04 LTS focal Not in release
19.10 eoan Not in release
18.04 LTS bionic
Not affected
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-riscv 20.04 LTS focal
Not affected
19.10 eoan Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-snapdragon 20.04 LTS focal Not in release
19.10 eoan Not in release
19.04 disco Ignored
18.04 LTS bionic
Fixed 4.15.0-1071.78
16.04 LTS xenial
Fixed 4.4.0-1133.141
14.04 LTS trusty Not in release

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Notes

tyhicks

This issue only affects systems with Intel Graphics Processing Units (GPUs) Gen8 Intel GPUs were previously fixed by commit 0160f055393f ("drm/i915/gen8: Add WaClearSlmSpaceAtContextSwitch workaround") Fixes are only available for Gen8 and Gen9 GPUs at this time Fixes for Gen6 and Gen7 may be available in the future

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
linux

Severity score breakdown

Parameter Value
Base score 5.5 · Medium
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

References

Related Ubuntu Security Notices (USN)

    • USN-4255-2
    • Linux kernel (HWE) vulnerabilities
    • 28 January 2020
    • USN-4253-1
    • Linux kernel vulnerability
    • 28 January 2020
    • USN-4285-1
    • Linux kernel vulnerabilities
    • 18 February 2020
    • USN-4255-1
    • Linux kernel vulnerabilities
    • 28 January 2020
    • USN-4253-2
    • Linux kernel (HWE) vulnerability
    • 28 January 2020
    • USN-4287-1
    • Linux kernel vulnerabilities
    • 18 February 2020
    • USN-4287-2
    • Linux kernel (Azure) vulnerabilities
    • 18 February 2020
    • USN-4286-1
    • Linux kernel vulnerabilities
    • 18 February 2020
    • USN-4286-2
    • Linux kernel (Xenial HWE) vulnerabilities
    • 18 February 2020
    • USN-4254-1
    • Linux kernel vulnerabilities
    • 28 January 2020
    • USN-4254-2
    • Linux kernel (Xenial HWE) vulnerabilities
    • 29 January 2020
    • USN-4284-1
    • Linux kernel vulnerabilities
    • 19 February 2020

Other references