CVE-2022-49950

HIGH EPSS 10.2%
Published Jun 18, 20251y ago · Modified Jun 17, 20261w ago
7.8 CVSS 3.1
High
Find Similar
Published Jun 18, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix memory corruption on open The probe session-duplication overflow check incremented the session count also when there were no more available sessions so that memory beyond the fixed-size slab-allocated session array could be corrupted in fastrpc_session_alloc() on open().

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
10.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-787 Out-of-bounds Write Memory Safety

Affected Products 7

VendorProductVersionRange
linuxlinux_kernel*≥5.1  –  <5.4.213
linuxlinux_kernel*≥5.5  –  <5.10.142
linuxlinux_kernel*≥5.11  –  <5.15.66
linuxlinux_kernel*≥5.16  –  <5.19.8
linuxlinux_kernel6.0any
linuxlinux_kernel6.0any
linuxlinux_kernel6.0any

References 5

  • git.kernel.org https://git.kernel.org/stable/c/5cf2a57c7a01a0d7bdecf875a63682f542891b1b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/cf20c3533efc89578ace94fa20a9e63446223c72
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d245f43aab2b61195d8ebb64cef7b5a08c590ab4
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e0578e603065f120a8759b75e0d6c216c7078a39
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f8632b8bb53ebc005d8f24a68a0c1f9678c0e908
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/5cf2a57c7a01a0d7bdecf875a63682f542891b1b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/cf20c3533efc89578ace94fa20a9e63446223c72
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d245f43aab2b61195d8ebb64cef7b5a08c590ab4
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e0578e603065f120a8759b75e0d6c216c7078a39
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f8632b8bb53ebc005d8f24a68a0c1f9678c0e908
    Patch