CVE-2023-38426 — Out-of-bounds Read in Kernel

CWE-125 — Out-of-bounds Read22 documents7 sources
Severity
9.1CRITICALNVD
OSV7.8
EPSS
0.1%
top 78.05%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Linux Kernel
Timeline
PublishedJul 18
Latest updateSep 18

Description

An issue was discovered in the Linux kernel before 6.3.4. ksmbd has an out-of-bounds read in smb2_find_context_vals when create_context's name_len is larger than the tag length.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:HExploitability: 3.9 | Impact: 5.2

Affected Packages3 packages

▶NVDlinux/linux_kernel5.15 — 5.15.113+2
▶Debianlinux/linux_kernel< 6.1.37-1+2
▶Ubuntulinux/linux_kernel< 5.15.0-83.92

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

11
OSV
linux-intel-iotg vulnerabilities↗2023-09-18
▶
OSV
linux-azure, linux-azure-5.15, linux-azure-fde, linux-azure-fde-5.15, linux-raspi vulnerabilities↗2023-09-11
▶
OSV
linux-gcp, linux-gcp-6.2, linux-ibm, linux-oracle, linux-starfive vulnerabilities↗2023-09-08
▶
OSV
linux-gcp-5.15, linux-gkeop-5.15 vulnerabilities↗2023-09-08
▶
OSV
linux-gke, linux-gkeop vulnerabilities↗2023-09-06
▶

📋Vendor Advisories

10
Ubuntu
Linux kernel (Intel IoTG) vulnerabilities↗2023-09-18
▶
Ubuntu
Linux kernel vulnerabilities↗2023-09-11
▶
Ubuntu
Linux kernel vulnerabilities↗2023-09-08
▶
Ubuntu
Linux kernel vulnerabilities↗2023-09-08
▶
Ubuntu
Linux kernel (Azure) vulnerabilities↗2023-09-06
▶