CVE-2023-52746

LOW EPSS 15.3%
Published May 21, 20242y ago · Modified Jun 17, 20262w ago
2.5 CVSS 3.1
Low
Find Similar
Published May 21, 2024 2y ago
Last Modified Jun 17, 2026 2w ago

Description

In the Linux kernel, the following vulnerability has been resolved: xfrm/compat: prevent potential spectre v1 gadget in xfrm_xlate32_attr() int type = nla_type(nla); if (type > XFRMA_MAX) { return -EOPNOTSUPP; } @type is then used as an array index and can be used as a Spectre v1 gadget. if (nla_len(nla) < compat_policy[type].len) { array_index_nospec() can be used to prevent leaking content of kernel memory to malicious users.

CVSS Details

Base Score
2.5
Exploitability
1.0
Impact
1.4
Vector string
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack Vector Local
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Low
Integrity None
Availability None

Threat Intelligence

EPSS Exploit Probability
15.3% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-401

Affected Products 10

VendorProductVersionRange
linuxlinux_kernel*≥5.10  –  <5.10.168
linuxlinux_kernel*≥5.11  –  <5.15.94
linuxlinux_kernel*≥5.16  –  <6.1.12
linuxlinux_kernel6.2any
linuxlinux_kernel6.2any
linuxlinux_kernel6.2any
linuxlinux_kernel6.2any
linuxlinux_kernel6.2any
linuxlinux_kernel6.2any
linuxlinux_kernel6.2any

References 4

  • git.kernel.org https://git.kernel.org/stable/c/419674224390fca298020fc0751a20812f84b12d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5dc688fae6b7be9dbbf5304a3d2520d038e06db5
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a893cc644812728e86e9aff517fd5698812ecef0
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b6ee896385380aa621102e8ea402ba12db1cabff
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/419674224390fca298020fc0751a20812f84b12d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5dc688fae6b7be9dbbf5304a3d2520d038e06db5
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a893cc644812728e86e9aff517fd5698812ecef0
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b6ee896385380aa621102e8ea402ba12db1cabff
    Patch