Vulnerability · Published Jan 17, 2024 · Assigned by redhat
CVE-2024-0639Kernel: potential deadlock on &net->sctp.addr_wq_lock leading to dos
Medium 5.5
In plain English
A medium-severity security flaw in kernel. 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 7% 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 92.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A denial of service vulnerability due to a deadlock was found in sctp_auto_asconf_init in net/sctp/socket.c in the Linux kernel’s SCTP subsystem. This flaw allows guests with local user privileges to trigger a deadlock and potentially crash the system.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | linux | 6.1.52-1 | DEBIAN-CVE-2024-0639 |
| Debian:13 | linux | 6.4.4-1 | DEBIAN-CVE-2024-0639 |
| Debian:14 | linux | 6.4.4-1 | DEBIAN-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux | 5.15.0-86.96 | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-allwinner-5.19 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1047.52 | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-aws-5.19 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-aws-6.2 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1049.56 | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-azure-5.19 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-azure-6.2 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1049.56.1 | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-azure-fde-5.19 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-azure-fde-6.2 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1044.52 | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-gcp-5.19 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-gcp-6.2 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1044.49 | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1030.35 | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-hwe-5.19 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-hwe-6.2 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1040.43 | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1043.49 | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1044.49 | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-86.95 | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-5.19 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.2 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1037.37 | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-nvidia-6.2 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra | 5.15.0-1018.18 | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra-igx | 5.15.0-1005.5 | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-oem-6.0 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-oem-6.1 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1045.51 | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1040.43 | UBUNTU-CVE-2024-0639 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-riscv | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-riscv-5.19 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-starfive-5.19 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-starfive-6.2 | no fix listed | UBUNTU-CVE-2024-0639 |
| Ubuntu:22.04:LTS | linux-xilinx-zynqmp | 5.15.0-1025.29 | UBUNTU-CVE-2024-0639 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| kernel | 0 – before 6.5-rc1 | |
| Red Hat | Red Hat Enterprise Linux 9 | see references |
| Red Hat | Red Hat Enterprise Linux 9 | see references |
| Red Hat | Red Hat Enterprise Linux 6 | see references |
| Red Hat | Red Hat Enterprise Linux 7 | see references |
| Red Hat | Red Hat Enterprise Linux 7 | see references |
| Red Hat | Red Hat Enterprise Linux 8 | see references |
| Red Hat | Red Hat Enterprise Linux 8 | see references |
| Red Hat | Red Hat Enterprise Linux 9 | see references |
Weakness: CWE-833 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
References
- RHSA-2023:6583 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2024-0639 vdb-entry, x_refsource_REDHAT
- RHBZ#2258754 issue-tracking, x_refsource_REDHAT
- https://github.com/torvalds/linux/commit/6feb37b3b06e9049e20dcf7e23998f92c9c5be9a