Vulnerability · Published Feb 20, 2024 · Assigned by Linux
CVE-2023-52436f2fs: explicitly null-terminate the xattr list
High 7.8
In plain English
A high-severity security flaw 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 0.3% (higher than 23% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.3%top 76.9% 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: f2fs: explicitly null-terminate the xattr list When setting an xattr, explicitly null-terminate the xattr list. This eliminates the fragile assumption that the unused xattr space is always zeroed.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | linux | 6.1.76-1 | DEBIAN-CVE-2023-52436 |
| Debian:13 | linux | 6.6.13-1 | DEBIAN-CVE-2023-52436 |
| Debian:14 | linux | 6.6.13-1 | DEBIAN-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux | 5.15.0-102.112 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux | 5.15.0-102.112 | USN-6725-1 |
| Ubuntu:22.04:LTS | linux-allwinner-5.19 | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1057.63 | USN-6725-2 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1057.63 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-aws-5.19 | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-aws-6.2 | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-aws-6.5 | 6.5.0-1017.17~22.04.2 | USN-6724-2 |
| Ubuntu:22.04:LTS | linux-aws-6.5 | 6.5.0-1017.17~22.04.2 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1060.69 | USN-6725-1 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1060.69 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-azure-5.19 | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-azure-6.2 | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-azure-6.5 | 6.5.0-1018.19~22.04.2 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-azure-6.5 | 6.5.0-1018.19~22.04.2 | USN-6724-1 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1060.69.1 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1060.69.1 | USN-6725-1 |
| Ubuntu:22.04:LTS | linux-azure-fde-5.19 | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-azure-fde-6.2 | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1055.63 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1055.63 | USN-6725-1 |
| Ubuntu:22.04:LTS | linux-gcp-5.19 | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-gcp-6.2 | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-gcp-6.5 | 6.5.0-1017.17~22.04.1 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-gcp-6.5 | 6.5.0-1017.17~22.04.1 | USN-6724-1 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1054.59 | USN-6725-1 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1054.59 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1040.46 | USN-6725-1 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1040.46 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-hwe-5.19 | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-hwe-6.2 | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-hwe-6.5 | 6.5.0-27.28~22.04.1 | USN-6724-1 |
| Ubuntu:22.04:LTS | linux-hwe-6.5 | 6.5.0-27.28~22.04.1 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1050.53 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1050.53 | USN-6725-1 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1052.58 | USN-6725-1 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1052.58 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1054.59 | USN-6725-1 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1054.59 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-102.112 | USN-6725-1 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-102.112 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-5.19 | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.2 | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.5 | 6.5.0-27.28.1~22.04.1 | USN-6724-1 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.5 | 6.5.0-27.28.1~22.04.1 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1048.48 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1048.48 | USN-6725-1 |
| Ubuntu:22.04:LTS | linux-nvidia-6.2 | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-nvidia-6.5 | 6.5.0-1014.14 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra | 5.15.0-1025.25 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra-igx | 5.15.0-1012.12 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-oem-6.0 | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-oem-6.1 | 6.1.0-1035.35 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-oem-6.1 | 6.1.0-1035.35 | USN-6688-1 |
| Ubuntu:22.04:LTS | linux-oem-6.5 | 6.5.0-1019.20 | USN-6724-1 |
| Ubuntu:22.04:LTS | linux-oem-6.5 | 6.5.0-1019.20 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1055.61 | USN-6725-1 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1055.61 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-oracle-6.5 | 6.5.0-1020.20~22.04.1 | USN-6724-1 |
| Ubuntu:22.04:LTS | linux-oracle-6.5 | 6.5.0-1020.20~22.04.1 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1050.53 | USN-6725-1 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1050.53 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-riscv | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-riscv-5.19 | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-riscv-6.5 | 6.5.0-27.28.1~22.04.1 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-starfive-5.19 | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-starfive-6.2 | no fix listed | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-starfive-6.5 | 6.5.0-1011.12~22.04.1 | USN-6724-1 |
| Ubuntu:22.04:LTS | linux-starfive-6.5 | 6.5.0-1011.12~22.04.1 | UBUNTU-CVE-2023-52436 |
| Ubuntu:22.04:LTS | linux-xilinx-zynqmp | 5.15.0-1030.34 | UBUNTU-CVE-2023-52436 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux | af48b85b8cd3fbb12c9b6759c16db6d69c0b03da – before 16ae3132ff7746894894927c1892493693b89135af48b85b8cd3fbb12c9b6759c16db6d69c0b03da – before 12cf91e23b126718a96b914f949f2cdfeadc7b2aaf48b85b8cd3fbb12c9b6759c16db6d69c0b03da – before 3e47740091b05ac8d7836a33afd8646b6863ca52af48b85b8cd3fbb12c9b6759c16db6d69c0b03da – before 32a6cfc67675ee96fe107aeed5af9776fec63f11af48b85b8cd3fbb12c9b6759c16db6d69c0b03da – before 5de9e9dd1828db9b8b962f7ca42548bd596deb8aaf48b85b8cd3fbb12c9b6759c16db6d69c0b03da – before 2525d1ba225b5c167162fa344013c408e8b4de36af48b85b8cd3fbb12c9b6759c16db6d69c0b03da – before f6c30bfe5a49bc38cae985083a11016800708feaaf48b85b8cd3fbb12c9b6759c16db6d69c0b03da – before e26b6d39270f5eab0087453d9b544189a38c8564 |
| Linux | Linux | 3.8 |
References
- https://git.kernel.org/stable/c/16ae3132ff7746894894927c1892493693b89135
- https://git.kernel.org/stable/c/12cf91e23b126718a96b914f949f2cdfeadc7b2a
- https://git.kernel.org/stable/c/3e47740091b05ac8d7836a33afd8646b6863ca52
- https://git.kernel.org/stable/c/32a6cfc67675ee96fe107aeed5af9776fec63f11
- https://git.kernel.org/stable/c/5de9e9dd1828db9b8b962f7ca42548bd596deb8a
- https://git.kernel.org/stable/c/2525d1ba225b5c167162fa344013c408e8b4de36
- https://git.kernel.org/stable/c/f6c30bfe5a49bc38cae985083a11016800708fea
- https://git.kernel.org/stable/c/e26b6d39270f5eab0087453d9b544189a38c8564
- https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html x_transferred
- https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html x_transferred