Vulnerability · Published Mar 6, 2024 · Assigned by Linux
CVE-2023-52607powerpc/mm: Fix null-pointer dereference in pgtable_cache_add
Medium 5.5
In plain English
A medium-severity null pointer dereference in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 14% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.2%top 85.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
In the Linux kernel, the following vulnerability has been resolved: powerpc/mm: Fix null-pointer dereference in pgtable_cache_add kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure. Ensure the allocation was successful by checking the pointer validity.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | bpftool | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-abi-stablelists | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-core | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-cross-headers | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-debug | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-debug-core | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-debug-devel | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-debug-modules | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-debug-modules-extra | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-devel | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-doc | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-headers | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-modules | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-modules-extra | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-tools | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-tools-libs | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-tools-libs-devel | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-zfcpdump | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-zfcpdump-core | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-zfcpdump-devel | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-zfcpdump-modules | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | kernel-zfcpdump-modules-extra | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | perf | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| AlmaLinux:8 | python3-perf | 4.18.0-553.5.1.el8_10 | ALSA-2024:3618 |
| Debian:12 | linux | 6.1.82-1 | DEBIAN-CVE-2023-52607 |
| Debian:13 | linux | 6.7.7-1 | DEBIAN-CVE-2023-52607 |
| Debian:14 | linux | 6.7.7-1 | DEBIAN-CVE-2023-52607 |
| Rocky Linux:8 | kernel | 0:4.18.0-553.5.1.el8_10 | RLSA-2024:3618 |
| Ubuntu:22.04:LTS | linux | 5.15.0-106.116 | USN-6766-1 |
| Ubuntu:22.04:LTS | linux | 5.15.0-106.116 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-allwinner-5.19 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1061.67 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1061.67 | USN-6766-3 |
| Ubuntu:22.04:LTS | linux-aws-5.19 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-aws-6.2 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-aws-6.5 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1063.72 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1063.72 | USN-6766-1 |
| Ubuntu:22.04:LTS | linux-azure-5.19 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-azure-6.2 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-azure-6.5 | 6.5.0-1022.23~22.04.1 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1063.72.1 | USN-6766-1 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1063.72.1 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-azure-fde-5.19 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-azure-fde-6.2 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1059.67 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1059.67 | USN-6766-1 |
| Ubuntu:22.04:LTS | linux-gcp-5.19 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-gcp-6.2 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-gcp-6.5 | 6.5.0-1022.24~22.04.1 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1058.63 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1058.63 | USN-6766-1 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1044.51 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1044.51 | USN-6766-1 |
| Ubuntu:22.04:LTS | linux-hwe-5.19 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-hwe-6.2 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-hwe-6.5 | 6.5.0-41.41~22.04.2 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1054.57 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1054.57 | USN-6766-1 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1057.63 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1057.63 | USN-6795-1 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1058.63 | USN-6766-1 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1058.63 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-106.116 | USN-6766-1 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-106.116 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-5.19 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.2 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.5 | 6.5.0-41.41.1~22.04.1 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1054.55 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1054.55 | USN-6766-1 |
| Ubuntu:22.04:LTS | linux-nvidia-6.2 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-nvidia-6.5 | 6.5.0-1021.22 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra | 5.15.0-1026.26 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra-igx | 5.15.0-1015.15 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-oem-6.0 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-oem-6.1 | 6.1.0-1035.35 | USN-6688-1 |
| Ubuntu:22.04:LTS | linux-oem-6.1 | 6.1.0-1035.35 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-oem-6.5 | 6.5.0-1024.25 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1059.65 | USN-6766-1 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1059.65 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-oracle-6.5 | 6.5.0-1024.24~22.04.1 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1054.57 | USN-6766-2 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1054.57 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-riscv | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-riscv-5.19 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-riscv-6.5 | 6.5.0-40.40.1~22.04.1 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-starfive-5.19 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-starfive-6.2 | no fix listed | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-starfive-6.5 | 6.5.0-1015.16~22.04.1 | UBUNTU-CVE-2023-52607 |
| Ubuntu:22.04:LTS | linux-xilinx-zynqmp | 5.15.0-1030.34 | UBUNTU-CVE-2023-52607 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux | a0668cdc154e54bf0c85182e0535eea237d53146 – before 21e45a7b08d7cd98d6a53c5fc5111879f2d96611a0668cdc154e54bf0c85182e0535eea237d53146 – before f6781add1c311c17eff43e14c786004bbacf901ea0668cdc154e54bf0c85182e0535eea237d53146 – before aa28eecb43cac6e20ef14dfc50b8892c1fbcda5ba0668cdc154e54bf0c85182e0535eea237d53146 – before ac3ed969a40357b0542d20f096a6d43acdfa6cc7a0668cdc154e54bf0c85182e0535eea237d53146 – before d482d61025e303a2bef3733a011b6b740215cfa1a0668cdc154e54bf0c85182e0535eea237d53146 – before 145febd85c3bcc5c74d87ef9a598fc7d9122d532a0668cdc154e54bf0c85182e0535eea237d53146 – before ffd29dc45bc0355393859049f6becddc3ed08f74a0668cdc154e54bf0c85182e0535eea237d53146 – before f46c8a75263f97bda13c739ba1c90aced0d3b071 |
| Linux | Linux | 2.6.33 |
Weakness: CWE-476 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
References
- https://git.kernel.org/stable/c/21e45a7b08d7cd98d6a53c5fc5111879f2d96611
- https://git.kernel.org/stable/c/f6781add1c311c17eff43e14c786004bbacf901e
- https://git.kernel.org/stable/c/aa28eecb43cac6e20ef14dfc50b8892c1fbcda5b
- https://git.kernel.org/stable/c/ac3ed969a40357b0542d20f096a6d43acdfa6cc7
- https://git.kernel.org/stable/c/d482d61025e303a2bef3733a011b6b740215cfa1
- https://git.kernel.org/stable/c/145febd85c3bcc5c74d87ef9a598fc7d9122d532
- https://git.kernel.org/stable/c/ffd29dc45bc0355393859049f6becddc3ed08f74
- https://git.kernel.org/stable/c/f46c8a75263f97bda13c739ba1c90aced0d3b071
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html x_transferred