Vulnerability · Published May 20, 2024 · Assigned by Linux

CVE-2024-35984i2c: smbus: fix NULL function pointer dereference

Medium 5.5

In plain English

A medium-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 17% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.3%top 82.5% 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: i2c: smbus: fix NULL function pointer dereference Baruch reported an OOPS when using the designware controller as target only. Target-only modes break the assumption of one transfer function always being available. Fix this by always checking the pointer in __i2c_transfer. [wsa: dropped the simplification in core-smbus to avoid theoretical regressions]

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.1.90-1DEBIAN-CVE-2024-35984
Debian:13linux6.8.9-1DEBIAN-CVE-2024-35984
Debian:14linux6.8.9-1DEBIAN-CVE-2024-35984
Ubuntu:22.04:LTSlinux5.15.0-116.126UBUNTU-CVE-2024-35984
Ubuntu:24.04:LTSlinux6.8.0-39.39USN-6921-1
Ubuntu:24.04:LTSlinux6.8.0-39.39UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-aws5.15.0-1065.71UBUNTU-CVE-2024-35984
Ubuntu:24.04:LTSlinux-aws6.8.0-1012.13UBUNTU-CVE-2024-35984
Ubuntu:24.04:LTSlinux-aws6.8.0-1012.13USN-6921-1
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1013.14~22.04.1UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-azure5.15.0-1068.77UBUNTU-CVE-2024-35984
Ubuntu:24.04:LTSlinux-azure6.8.0-1012.14UBUNTU-CVE-2024-35984
Ubuntu:24.04:LTSlinux-azure6.8.0-1012.14USN-6952-2
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1012.14~22.04.1UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1068.77.1UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-gcp5.15.0-1064.72UBUNTU-CVE-2024-35984
Ubuntu:24.04:LTSlinux-gcp6.8.0-1011.12USN-6921-1
Ubuntu:24.04:LTSlinux-gcp6.8.0-1011.12UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1011.12~22.04.1UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-gke5.15.0-1062.68UBUNTU-CVE-2024-35984
Ubuntu:24.04:LTSlinux-gke6.8.0-1007.10UBUNTU-CVE-2024-35984
Ubuntu:24.04:LTSlinux-gke6.8.0-1007.10USN-6921-1
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1048.55UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-hwe-6.86.8.0-39.39~22.04.1UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-ibm5.15.0-1058.61UBUNTU-CVE-2024-35984
Ubuntu:24.04:LTSlinux-ibm6.8.0-1009.9USN-6921-1
Ubuntu:24.04:LTSlinux-ibm6.8.0-1009.9UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-ibm-6.86.8.0-1010.10~22.04.1UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1060.66UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-kvm5.15.0-1062.67UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-116.126UBUNTU-CVE-2024-35984
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-39.39.1USN-6921-2
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-39.39.1UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.86.8.0-40.40.1~22.04.1UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1060.61UBUNTU-CVE-2024-35984
Ubuntu:24.04:LTSlinux-nvidia6.8.0-1010.10UBUNTU-CVE-2024-35984
Ubuntu:24.04:LTSlinux-nvidia6.8.0-1010.10USN-6921-1
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-nvidia-6.86.8.0-1010.10~22.04.1UBUNTU-CVE-2024-35984
Ubuntu:24.04:LTSlinux-nvidia-lowlatency6.8.0-1011.11.1USN-6952-1
Ubuntu:24.04:LTSlinux-nvidia-lowlatency6.8.0-1011.11.1UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-nvidia-tegra5.15.0-1026.26UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-nvidia-tegra-igx5.15.0-1015.15UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2024-35984
Ubuntu:24.04:LTSlinux-oem-6.86.8.0-1009.9USN-6921-1
Ubuntu:24.04:LTSlinux-oem-6.86.8.0-1009.9UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-oracle5.15.0-1063.69UBUNTU-CVE-2024-35984
Ubuntu:24.04:LTSlinux-oracle6.8.0-1010.10UBUNTU-CVE-2024-35984
Ubuntu:24.04:LTSlinux-oracle6.8.0-1010.10USN-6952-1
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-oracle-6.86.8.0-1010.10~22.04.1UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-raspi5.15.0-1058.61UBUNTU-CVE-2024-35984
Ubuntu:24.04:LTSlinux-raspi6.8.0-1008.8UBUNTU-CVE-2024-35984
Ubuntu:24.04:LTSlinux-raspi6.8.0-1008.8USN-6921-1
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2024-35984
Ubuntu:24.04:LTSlinux-riscv6.8.0-39.39.1UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-riscv-6.86.8.0-39.39.1~22.04.1UBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2024-35984
Ubuntu:22.04:LTSlinux-xilinx-zynqmp5.15.0-1035.39UBUNTU-CVE-2024-35984

Affected products (as reported)

VendorProductVersions
Linux Linux 63453b59e41173241c4efe9335815f6432fa8586 – before 40f1d79f07b49c8a64a861706e5163f2db4bd95d63453b59e41173241c4efe9335815f6432fa8586 – before ad3c3ac7a03be3697114f781193dd3e9d97e6e2363453b59e41173241c4efe9335815f6432fa8586 – before 5fd72404587d7db4acb2d241fd8c387afb0a7aec63453b59e41173241c4efe9335815f6432fa8586 – before 5a09eae9a7db597fe0c1fc91636205b4a25d262063453b59e41173241c4efe9335815f6432fa8586 – before 4e75e222d397c6752b229ed72fc4644c8c36ecde63453b59e41173241c4efe9335815f6432fa8586 – before e3425674ff68dc521c57c6eabad0cbd20a027d8563453b59e41173241c4efe9335815f6432fa8586 – before 357c64ef1ef39b1e7cd91ab6bdd304d043702c8363453b59e41173241c4efe9335815f6432fa8586 – before 91811a31b68d3765b3065f4bb6d7d6d84a7cfc9f
Linux Linux 4.19

References