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Vulnerability · Published May 21, 2024 · Assigned by Linux

CVE-2023-52810fs/jfs: Add check for negative db_l2nbperpage

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 18% 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 82.0% 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: fs/jfs: Add check for negative db_l2nbperpage l2nbperpage is log2(number of blks per page), and the minimum legal value should be 0, not negative. In the case of l2nbperpage being negative, an error will occur when subsequently used as shift exponent. Syzbot reported this bug: UBSAN: shift-out-of-bounds in fs/jfs/jfs_dmap.c:799:12 shift exponent -16777216 is negative

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.1.64-1DEBIAN-CVE-2023-52810
Debian:13linux6.6.8-1DEBIAN-CVE-2023-52810
Debian:14linux6.6.8-1DEBIAN-CVE-2023-52810
Ubuntu:22.04:LTSlinux5.15.0-100.110UBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-aws5.15.0-1056.61UBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-azure5.15.0-1058.66UBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1058.66.1UBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-gcp5.15.0-1053.61UBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-gke5.15.0-1052.57UBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1038.44UBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-ibm5.15.0-1048.51UBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1050.56UBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-kvm5.15.0-1052.57UBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-100.110UBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1046.46UBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-nvidia-6.56.5.0-1014.14UBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-nvidia-tegra5.15.0-1025.25UBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-nvidia-tegra-igx5.15.0-1012.12UBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-oracle5.15.0-1053.59UBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-raspi5.15.0-1048.51UBUNTU-CVE-2023-52810
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2023-52810
Ubuntu:22.04:LTSlinux-xilinx-zynqmp5.15.0-1030.34UBUNTU-CVE-2023-52810

Affected products (as reported)

VendorProductVersions
Linux Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – before cc61fcf7d1c99f148fe8ddfb5c6ed0bb75861f011da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – before 8f2964df6bfce9d92d81ca552010b8677af8d9dc1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – before a81a56b4cbe3142cc99f6b98e8f9b3a631c768e11da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – before 524b4f203afcf87accfe387e846f33f916f0c9071da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – before 5f148b16972e5f4592629b244d5109b15135f53f1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – before 0cb567e727339a192f9fd0db00781d73a91d15a61da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – before 491085258185ffc4fb91555b0dba895fe7656a451da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – before 1a7c53fdea1d189087544d9a606d249e93c4934b
Linux Linux 2.6.12

Weakness: CWE-1335 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References