Unrated severityNVD Advisory· Published Oct 21, 2024· Updated Nov 3, 2025
drm/amd/display: Check stream before comparing them
CVE-2024-49896
Description
In the Linux kernel, the following vulnerability has been resolved:
drm/amd/display: Check stream before comparing them
[WHAT & HOW] amdgpu_dm can pass a null stream to dc_is_stream_unchanged. It is necessary to check for null before dereferencing them.
This fixes 1 FORWARD_NULL issue reported by Coverity.
Affected products
114- osv-coords112 versionspkg:deb/ubuntu/linux@6.11.0-18.18?arch=source&distro=oracularpkg:deb/ubuntu/linux-aws@6.11.0-1009.10?arch=source&distro=oracularpkg:deb/ubuntu/linux-azure@6.11.0-1009.9?arch=source&distro=oracularpkg:deb/ubuntu/linux-gcp@6.11.0-1009.9?arch=source&distro=oracularpkg:deb/ubuntu/linux-lowlatency@6.11.0-1010.11?arch=source&distro=oracularpkg:deb/ubuntu/linux-oracle@6.11.0-1011.12?arch=source&distro=oracularpkg:deb/ubuntu/linux-raspi@6.11.0-1008.8?arch=source&distro=oracularpkg:deb/ubuntu/linux-realtime@6.11.0-1005.5?arch=source&distro=oracularpkg:rpm/opensuse/dtb-aarch64&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-64kb&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-azure&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-azure&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-debug&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-rt_debug&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-rt_debug&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%20Micro%205.5pkg:rpm/opensuse/kernel-source-azure&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-source-azure&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-source-longterm&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-source-rt&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-source-rt&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-syms-azure&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-syms-azure&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-syms-rt&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-syms-rt&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-zfcpdump&distro=openSUSE%20Leap%2015.6pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP5pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6pkg:rpm/suse/kernel-coco_debug&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Confidential%20Computing%20Technical%20Preview%2015%20SP6pkg:rpm/suse/kernel-coco&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Confidential%20Computing%20Technical%20Preview%2015%20SP6pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-kvmsmall&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-kvmsmall&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-livepatch-MICRO-6-0-RT_Update_4&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-livepatch-MICRO-6-0-RT_Update_4&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-livepatch-MICRO-6-0_Update_4&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-livepatch-MICRO-6-0_Update_4&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-livepatch-SLE15-SP5-RT_Update_22&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg:rpm/suse/kernel-livepatch-SLE15-SP5_Update_21&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg:rpm/suse/kernel-livepatch-SLE15-SP6-RT_Update_5&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6pkg:rpm/suse/kernel-livepatch-SLE15-SP6_Update_6&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Real%20Time%20Module%2015%20SP5pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP5pkg:rpm/suse/kernel-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP5pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6pkg:rpm/suse/kernel-source-coco&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Confidential%20Computing%20Technical%20Preview%2015%20SP6pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP5pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP5pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6pkg:rpm/suse/kernel-syms-coco&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Confidential%20Computing%20Technical%20Preview%2015%20SP6pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP5pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/kgraft-patch-SLE12-SP5_Update_62&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012%20SP5
< 6.11.0-18.18+ 111 more
- (no CPE)range: < 6.11.0-18.18
- (no CPE)range: < 6.11.0-1009.10
- (no CPE)range: < 6.11.0-1009.9
- (no CPE)range: < 6.11.0-1009.9
- (no CPE)range: < 6.11.0-1010.11
- (no CPE)range: < 6.11.0-1011.12
- (no CPE)range: < 6.11.0-1008.8
- (no CPE)range: < 6.11.0-1005.5
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.33.72.1
- (no CPE)range: < 6.4.0-150600.8.17.2
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 6.4.0-150600.23.30.1.150600.12.12.6
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.13.76.1
- (no CPE)range: < 6.4.0-150600.10.17.1
- (no CPE)range: < 5.14.21-150500.13.76.1
- (no CPE)range: < 6.4.0-150600.10.17.1
- (no CPE)range: < 5.14.21-150500.13.76.1
- (no CPE)range: < 5.14.21-150500.33.72.1
- (no CPE)range: < 6.4.0-150600.8.17.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 6.11.8-1.1
- (no CPE)range: < 6.12.11-1.1
- (no CPE)range: < 5.14.21-150500.13.76.1
- (no CPE)range: < 6.4.0-150600.10.17.1
- (no CPE)range: < 5.14.21-150500.33.72.1
- (no CPE)range: < 6.4.0-150600.8.17.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.13.76.1
- (no CPE)range: < 6.4.0-150600.10.17.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.33.72.1
- (no CPE)range: < 6.4.0-150600.8.17.2
- (no CPE)range: < 6.4.0-15061.9.coco15sp6.1
- (no CPE)range: < 6.4.0-15061.9.coco15sp6.1
- (no CPE)range: < 5.14.21-150500.55.88.1.150500.6.39.4
- (no CPE)range: < 5.14.21-150500.55.88.1.150500.6.39.4
- (no CPE)range: < 6.4.0-150600.23.30.1.150600.12.12.6
- (no CPE)range: < 6.4.0-24.1.21.4
- (no CPE)range: < 6.4.0-24.1.21.4
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 4.12.14-122.234.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 4.12.14-122.234.1
- (no CPE)range: < 4.12.14-122.234.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 6.4.0-24.1
- (no CPE)range: < 6.4.0-24.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 6.4.0-24.1
- (no CPE)range: < 6.4.0-24.1
- (no CPE)range: < 1-1.1
- (no CPE)range: < 1-1.1
- (no CPE)range: < 1-1.2
- (no CPE)range: < 1-1.2
- (no CPE)range: < 1-150500.11.3.1
- (no CPE)range: < 1-150500.11.5.1
- (no CPE)range: < 1-150600.1.3.1
- (no CPE)range: < 1-150600.13.3.5
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.13.76.1
- (no CPE)range: < 6.4.0-150600.10.17.1
- (no CPE)range: < 5.14.21-150500.13.76.1
- (no CPE)range: < 6.4.0-22.1
- (no CPE)range: < 6.4.0-22.1
- (no CPE)range: < 5.14.21-150500.13.76.1
- (no CPE)range: < 6.4.0-150600.10.17.1
- (no CPE)range: < 5.14.21-150500.33.72.1
- (no CPE)range: < 6.4.0-150600.8.17.1
- (no CPE)range: < 6.4.0-15061.9.coco15sp6.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 4.12.14-122.234.1
- (no CPE)range: < 4.12.14-122.234.1
- (no CPE)range: < 6.4.0-24.1
- (no CPE)range: < 6.4.0-24.1
- (no CPE)range: < 5.14.21-150500.13.76.1
- (no CPE)range: < 6.4.0-22.1
- (no CPE)range: < 6.4.0-22.1
- (no CPE)range: < 5.14.21-150500.13.76.1
- (no CPE)range: < 6.4.0-150600.10.17.1
- (no CPE)range: < 5.14.21-150500.33.72.1
- (no CPE)range: < 6.4.0-150600.8.17.1
- (no CPE)range: < 6.4.0-15061.9.coco15sp6.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 4.12.14-122.234.1
- (no CPE)range: < 4.12.14-122.234.1
- (no CPE)range: < 5.14.21-150500.13.76.1
- (no CPE)range: < 6.4.0-150600.10.17.1
- (no CPE)range: < 5.14.21-150500.55.88.1
- (no CPE)range: < 6.4.0-150600.23.30.1
- (no CPE)range: < 1-8.3.1
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
9- git.kernel.org/stable/c/0167d570f6a0b38689c4a0e50bf79c518d827500mitre
- git.kernel.org/stable/c/14db8692afe1aa2143b673856bb603713d8ea93fmitre
- git.kernel.org/stable/c/35ff747c86767937ee1e0ca987545b7eed7a0810mitre
- git.kernel.org/stable/c/3944d226f55235a960d8f1135927f95e9801be12mitre
- git.kernel.org/stable/c/42d31a33643813cce55ee1ebbad3a2d0d24a08e0mitre
- git.kernel.org/stable/c/471c53350ab83e47a2a117c2738ce0363785976emitre
- git.kernel.org/stable/c/5b4b13e678b15975055f4ff1ce4cf0ce4c19b6c4mitre
- git.kernel.org/stable/c/e41a291e1bef1153bba091b6580ecc7affc53c82mitre
- git.kernel.org/stable/c/e8da54b7f8a17e44e67ea6d1037f35450af28115mitre
News mentions
0No linked articles in our index yet.