High severity7.5NVD Advisory· Published May 17, 2024· Updated Jun 17, 2026

CVE-2023-52696

Description

In the Linux kernel, the following vulnerability has been resolved:

powerpc/powernv: Add a null pointer check in opal_powercap_init()

kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

126

osv-coords122 versions
pkg:linux/kernel pkg:deb/ubuntu/[email protected]?arch=source&distro=mantic pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2015.5 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6 pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP6 pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2015.6 pkg:deb/ubuntu/[email protected]?arch=source&distro=mantic pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2012%20SP5 pkg:rpm/suse/kgraft-patch-SLE12-SP5_Update_57&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012%20SP5 pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5 pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2012%20SP5 pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Micro%206.0 pkg:rpm/suse/kernel-kvmsmall&distro=SUSE%20Linux%20Micro%206.0 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Micro%206.0 pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6 pkg:deb/ubuntu/[email protected]?arch=source&distro=mantic pkg:rpm/suse/kernel-livepatch-MICRO-6-0-RT_Update_5&distro=SUSE%20Linux%20Micro%206.0 pkg:rpm/opensuse/kernel-source-rt&distro=openSUSE%20Leap%2015.6 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Micro%206.0 pkg:rpm/suse/kernel-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP6 pkg:rpm/opensuse/kernel-rt_debug&distro=openSUSE%20Leap%2015.6 pkg:rpm/opensuse/kernel-syms-rt&distro=openSUSE%20Leap%2015.6 pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Micro%206.0 pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Micro%206.0 pkg:rpm/suse/kernel-livepatch-MICRO-6-0-RT_Update_5&distro=SUSE%20Linux%20Micro%206.1 pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Micro%206.1 pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Micro%206.1 pkg:rpm/suse/kernel-livepatch-SLE15-SP6-RT_Update_1&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6 pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%2015.6 pkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2015.6 pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP5 pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Real%20Time%20Module%2015%20SP6 pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP6 pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP6 pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5 pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5 pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5 pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5 pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP5 pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP5 pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP5 pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP5 pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.5 pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.5 pkg:rpm/suse/kernel-livepatch-SLE15-SP5-RT_Update_16&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5 pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Real%20Time%20Module%2015%20SP5 pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-rt_debug&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-syms-rt&distro=openSUSE%20Leap%2015.5 pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5 pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5 pkg:rpm/suse/kernel-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP5 pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP5 pkg:rpm/opensuse/kernel-source-rt&distro=openSUSE%20Leap%2015.5 pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP5 pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP5 pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP5 pkg:rpm/opensuse/kernel-azure&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-source-azure&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-syms-azure&distro=openSUSE%20Leap%2015.5 pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6 pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6 pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6 pkg:rpm/opensuse/kernel-azure&distro=openSUSE%20Leap%2015.6 pkg:rpm/opensuse/kernel-source-azure&distro=openSUSE%20Leap%2015.6 pkg:rpm/opensuse/kernel-syms-azure&distro=openSUSE%20Leap%2015.6 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012%20SP5 pkg:rpm/opensuse/dtb-aarch64&distro=openSUSE%20Leap%2015.5 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.5 pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.5 pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5 pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5 pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5 pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5 pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP5 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5 pkg:rpm/suse/kernel-livepatch-SLE15-SP5_Update_15&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP5 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP5 pkg:rpm/opensuse/kernel-64kb&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-debug&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2015.5 pkg:rpm/opensuse/kernel-zfcpdump&distro=openSUSE%20Leap%2015.5 pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6 pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6 pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6 pkg:rpm/suse/kernel-livepatch-SLE15-SP6_Update_1&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP6 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP6 pkg:rpm/opensuse/dtb-aarch64&distro=openSUSE%20Leap%2015.6 pkg:rpm/opensuse/kernel-64kb&distro=openSUSE%20Leap%2015.6 pkg:rpm/opensuse/kernel-debug&distro=openSUSE%20Leap%2015.6 pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2015.6 pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%2015.6 pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2015.6 pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2015.6 pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2015.6 pkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2015.6 pkg:rpm/opensuse/kernel-zfcpdump&distro=openSUSE%20Leap%2015.6
>= 4.20.0, < 5.4.268+ 121 more
- (no CPE)range: >= 4.20.0, < 5.4.268
- (no CPE)range: < 6.5.0-1017.20
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 6.4.0-150600.23.7.3.150600.12.2.7
- (no CPE)range: < 6.4.0-150600.23.7.2
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 6.4.0-150600.23.7.1
- (no CPE)range: < 6.5.0-1021.21
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 1-8.3.1
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 6.4.0-17.1.1.51
- (no CPE)range: < 6.4.0-18.1
- (no CPE)range: < 6.4.0-18.1
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 6.4.0-150600.23.7.2
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 6.5.0-1024.24
- (no CPE)range: < 1-1.1
- (no CPE)range: < 6.4.0-150600.10.5.1
- (no CPE)range: < 6.4.0-18.1
- (no CPE)range: < 6.4.0-150600.10.5.1
- (no CPE)range: < 6.4.0-150600.10.5.1
- (no CPE)range: < 6.4.0-150600.10.5.1
- (no CPE)range: < 6.4.0-9.1
- (no CPE)range: < 6.4.0-9.1
- (no CPE)range: < 1-1.1
- (no CPE)range: < 6.4.0-25.1
- (no CPE)range: < 6.4.0-25.1
- (no CPE)range: < 1-150600.1.5.1
- (no CPE)range: < 6.4.0-150600.10.5.1
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 6.4.0-150600.10.5.1
- (no CPE)range: < 6.4.0-150600.10.5.1
- (no CPE)range: < 6.4.0-150600.10.5.1
- (no CPE)range: < 4.12.14-16.188.1
- (no CPE)range: < 4.12.14-16.188.1
- (no CPE)range: < 4.12.14-16.188.1
- (no CPE)range: < 4.12.14-16.188.1
- (no CPE)range: < 4.12.14-10.188.1
- (no CPE)range: < 4.12.14-10.188.1
- (no CPE)range: < 4.12.14-10.188.1
- (no CPE)range: < 4.12.14-10.188.1
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 1-150500.11.3.1
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 4.12.14-16.188.1
- (no CPE)range: < 4.12.14-16.188.1
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 5.14.21-150500.13.58.1
- (no CPE)range: < 5.14.21-150500.33.57.1
- (no CPE)range: < 5.14.21-150500.33.57.1
- (no CPE)range: < 5.14.21-150500.33.57.1
- (no CPE)range: < 5.14.21-150500.33.57.1
- (no CPE)range: < 5.14.21-150500.33.57.1
- (no CPE)range: < 5.14.21-150500.33.57.1
- (no CPE)range: < 6.4.0-150600.8.5.4
- (no CPE)range: < 6.4.0-150600.8.5.4
- (no CPE)range: < 6.4.0-150600.8.5.1
- (no CPE)range: < 6.4.0-150600.8.5.4
- (no CPE)range: < 6.4.0-150600.8.5.4
- (no CPE)range: < 6.4.0-150600.8.5.1
- (no CPE)range: < 4.12.14-122.219.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1.150500.6.31.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1.150500.6.31.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 1-150500.11.3.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1.150500.6.31.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 5.14.21-150500.55.68.1
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 6.4.0-150600.23.7.4
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 6.4.0-150600.23.7.1
- (no CPE)range: < 1-150600.13.3.7
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 6.4.0-150600.23.7.1
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 6.4.0-150600.23.7.3.150600.12.2.7
- (no CPE)range: < 6.4.0-150600.23.7.4
- (no CPE)range: < 6.4.0-150600.23.7.3
- (no CPE)range: < 6.4.0-150600.23.7.2
- (no CPE)range: < 6.4.0-150600.23.7.1
- (no CPE)range: < 6.4.0-150600.23.7.3
Linux/Kernelllm-fuzzy3 versions
(expand)+ 2 more
- (no CPE)
- (no CPE)range: 4.20
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=4.20,<5.4.268
Debian/linux
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

git.kernel.org/stable/c/69f95c5e9220f77ce7c540686b056c2b49e9a664nvdPatch
git.kernel.org/stable/c/6b58d16037217d0c64a2a09b655f370403ec7219nvdPatch
git.kernel.org/stable/c/9da4a56dd3772570512ca58aa8832b052ae910dcnvdPatch
git.kernel.org/stable/c/a67a04ad05acb56640798625e73fa54d6d41cce1nvdPatch
git.kernel.org/stable/c/b02ecc35d01a76b4235e008d2dd292895b28ecabnvdPatch
git.kernel.org/stable/c/e123015c0ba859cf48aa7f89c5016cc6e98e018dnvdPatch
git.kernel.org/stable/c/f152a6bfd187f67afeffc9fd68cbe46f51439be0nvdPatch
lists.debian.org/debian-lts-announce/2024/06/msg00016.htmlnvdMailing ListThird Party Advisory

News mentions

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cvss	0.488
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000