CVE-2023-6356
Medium
Description
A flaw was found in the Linux kernel's NVMe driver. This issue may allow an unauthenticated malicious actor to send a set of crafted TCP packages when using NVMe over TCP, leading the NVMe driver to a NULL pointer dereference in the NVMe driver and causing kernel panic and a denial of service.
SeverityMedium
CVSS6.5
Exploit probability—
Product
Linux Kernel
PublishedFeb 7, 2024
First seenFeb 7, 2024
Weakness typeCWE-476NULL pointer dereference
How to fix
Update
- linux linux_kernel5.4.268, 5.10.209, 5.15.148, 6.1.75, 6.6.14, 6.7.2 or later
Vendor advisories
- access.redhat.com/errata/RHSA-2024:0723
- access.redhat.com/errata/RHSA-2024:0724
- access.redhat.com/errata/RHSA-2024:0725
- access.redhat.com/errata/RHSA-2024:0881
- access.redhat.com/errata/RHSA-2024:0897
- access.redhat.com/errata/RHSA-2024:1248
- access.redhat.com/errata/RHSA-2024:2094
- access.redhat.com/errata/RHSA-2024:3810
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.0 ≤ v < 5.4.268, 5.5 ≤ v < 5.10.209, 5.11 ≤ v < 5.15.148, 5.16 ≤ v < 6.1.75, 6.2 ≤ v < 6.6.14, 6.7 ≤ v < 6.7.2 | 5.4.268, 5.10.209, 5.15.148, 6.1.75, 6.6.14, 6.7.2 |
| redhat codeready_linux_builder_eus | 8.6, 9.2 | — |
| redhat codeready_linux_builder_eus_for_power_little_endian_eus | 8.6_ppc64le, 9.2_ppc64le | — |
| redhat codeready_linux_builder_for_arm64_eus | 8.6_aarch64, 9.2_aarch64 | — |
| redhat codeready_linux_builder_for_ibm_z_systems_eus | 9.2_s390x | — |
| redhat enterprise_linux | 8.0, 9.0 | — |
| redhat enterprise_linux_eus | 8.6, 9.2 | — |
| redhat enterprise_linux_for_arm_64_eus | 8.6_aarch64, 9.2_aarch64 | — |
| redhat enterprise_linux_for_ibm_z_systems_eus | 8.6_s390x, 9.2_s390x | — |
| redhat enterprise_linux_for_power_little_endian_eus | 8.6_ppc64le, 9.2_ppc64le | — |
| redhat enterprise_linux_for_real_time | 9.2 | — |
| redhat enterprise_linux_for_real_time_for_nfv | 9.2 | — |
| redhat enterprise_linux_server_aus | 8.6, 9.2 | — |
| redhat enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions | 8.6_ppc64le, 9.2_ppc64le | — |
| redhat enterprise_linux_server_tus | 8.6 | — |
| redhat virtualization_host | 4.0 | — |
| debian debian_linux | 10.0 | — |
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