Unrated severityNVD Advisory· Published Feb 25, 2024· Updated May 4, 2025
mfd: syscon: Fix null pointer dereference in of_syscon_register()
CVE-2023-52467
Description
In the Linux kernel, the following vulnerability has been resolved:
mfd: syscon: Fix null pointer dereference in of_syscon_register()
kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure.
Affected products
105- osv-coords104 versionspkg:deb/ubuntu/linux-aws@6.5.0-1021.21?arch=source&distro=manticpkg:deb/ubuntu/linux-laptop@6.5.0-1017.20?arch=source&distro=manticpkg:deb/ubuntu/linux-oem-6.5pkg:deb/ubuntu/linux-oracle@6.5.0-1024.24?arch=source&distro=manticpkg:rpm/opensuse/dtb-aarch64&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-64kb&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-azure&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-debug&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%20Micro%205.3pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%20Micro%205.4pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%20Micro%205.3pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%20Micro%205.4pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-rt_debug&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%20Micro%205.3pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%20Micro%205.4pkg:rpm/opensuse/kernel-source-azure&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-source-rt&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-syms-azure&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-syms-rt&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-zfcpdump&distro=openSUSE%20Leap%2015.5pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP5pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg: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%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-default-base&distro=SUSE%20Manager%20Proxy%204.3pkg:rpm/suse/kernel-default-base&distro=SUSE%20Manager%20Server%204.3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP4pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP4pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg: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%20Legacy%2015%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Manager%20Proxy%204.3pkg:rpm/suse/kernel-default&distro=SUSE%20Manager%20Server%204.3pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-livepatch-SLE15-SP4-RT_Update_19&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP4pkg:rpm/suse/kernel-livepatch-SLE15-SP4_Update_24&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP4pkg:rpm/suse/kernel-livepatch-SLE15-SP5-RT_Update_13&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg:rpm/suse/kernel-livepatch-SLE15-SP5_Update_12&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Real%20Time%20Module%2015%20SP5pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP5pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-source&distro=SUSE%20Manager%20Proxy%204.3pkg:rpm/suse/kernel-source&distro=SUSE%20Manager%20Server%204.3pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP5pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP5pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-syms&distro=SUSE%20Manager%20Proxy%204.3pkg:rpm/suse/kernel-syms&distro=SUSE%20Manager%20Server%204.3pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP5pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Manager%20Server%204.3
< 6.5.0-1021.21+ 103 more
- (no CPE)range: < 6.5.0-1021.21
- (no CPE)range: < 6.5.0-1017.20
- (no CPE)range: < 6.5.0-1022.23
- (no CPE)range: < 6.5.0-1024.24
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150500.33.37.1
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150500.55.59.1.150500.6.25.7
- (no CPE)range: < 5.14.21-150400.24.111.2.150400.24.52.1
- (no CPE)range: < 5.14.21-150400.24.111.2.150400.24.52.1
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150500.13.47.1
- (no CPE)range: < 5.14.21-150500.13.47.1
- (no CPE)range: < 5.14.21-150400.15.71.1
- (no CPE)range: < 5.14.21-150400.15.71.1
- (no CPE)range: < 5.14.21-150500.33.37.1
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150500.13.47.1
- (no CPE)range: < 5.14.21-150500.33.37.1
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150500.13.47.1
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 5.14.21-150500.33.37.1
- (no CPE)range: < 5.14.21-150400.24.111.2.150400.24.52.1
- (no CPE)range: < 5.14.21-150400.24.111.2.150400.24.52.1
- (no CPE)range: < 5.14.21-150400.24.111.2.150400.24.52.1
- (no CPE)range: < 5.14.21-150400.24.111.2.150400.24.52.1
- (no CPE)range: < 5.14.21-150500.55.59.1.150500.6.25.7
- (no CPE)range: < 5.14.21-150500.55.59.1.150500.6.25.7
- (no CPE)range: < 5.14.21-150400.24.111.2.150400.24.52.1
- (no CPE)range: < 5.14.21-150400.24.111.2.150400.24.52.1
- (no CPE)range: < 5.14.21-150400.24.111.2.150400.24.52.1
- (no CPE)range: < 5.14.21-150400.24.111.2.150400.24.52.1
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 1-150400.1.3.1
- (no CPE)range: < 1-150400.9.3.1
- (no CPE)range: < 1-150500.11.3.1
- (no CPE)range: < 1-150500.11.7.1
- (no CPE)range: < 5.14.21-150400.24.111.1
- (no CPE)range: < 5.14.21-150400.24.111.1
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150400.24.111.1
- (no CPE)range: < 5.14.21-150400.24.111.1
- (no CPE)range: < 5.14.21-150500.13.47.1
- (no CPE)range: < 5.14.21-150400.15.71.1
- (no CPE)range: < 5.14.21-150400.15.71.1
- (no CPE)range: < 5.14.21-150500.13.47.1
- (no CPE)range: < 5.14.21-150500.13.47.1
- (no CPE)range: < 5.14.21-150500.33.37.1
- (no CPE)range: < 5.14.21-150400.24.111.1
- (no CPE)range: < 5.14.21-150400.24.111.1
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150400.24.111.1
- (no CPE)range: < 5.14.21-150400.24.111.1
- (no CPE)range: < 5.14.21-150400.24.111.1
- (no CPE)range: < 5.14.21-150400.24.111.1
- (no CPE)range: < 5.14.21-150400.15.71.1
- (no CPE)range: < 5.14.21-150400.15.71.1
- (no CPE)range: < 5.14.21-150500.13.47.1
- (no CPE)range: < 5.14.21-150500.13.47.1
- (no CPE)range: < 5.14.21-150500.33.37.1
- (no CPE)range: < 5.14.21-150400.24.111.1
- (no CPE)range: < 5.14.21-150400.24.111.1
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150400.24.111.1
- (no CPE)range: < 5.14.21-150400.24.111.1
- (no CPE)range: < 5.14.21-150400.24.111.1
- (no CPE)range: < 5.14.21-150400.24.111.1
- (no CPE)range: < 5.14.21-150500.13.47.1
- (no CPE)range: < 5.14.21-150500.55.59.1
- (no CPE)range: < 5.14.21-150400.24.111.2
- (no CPE)range: < 5.14.21-150400.24.111.2
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
6- git.kernel.org/stable/c/3ef1130deee98997275904d9bfc37af75e1e906cmitre
- git.kernel.org/stable/c/41673c66b3d0c09915698fec5c13b24336f18dd1mitre
- git.kernel.org/stable/c/527e8c5f3d00299822612c495d5adf1f8f43c001mitre
- git.kernel.org/stable/c/7f2c410ac470959b88e03dadd94b7a0b71df7973mitre
- git.kernel.org/stable/c/927626a2073887ee30ba00633260d4d203f8e875mitre
- git.kernel.org/stable/c/c3e3a2144bf50877551138ffce9f7aa6ddfe385bmitre
News mentions
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