// For flags

CVE-2022-49045

ALSA: pcm: Test for "silence" field in struct "pcm_format_data"

Time Line
Published
2024-03-19
Updated
2024-03-19
Firt exploit
2024-03-19
Overview
Descriptions (1)
MITRE
CWE (0)
CAPEC (-)
Risk
CVSS Score
-
SSVC
-
KEV
-
EPSS
Affected Products (-)
Vendors (1)
linux
Products (1)
linux_kernel
Versions (8)
< 4.9.311, < 4.14.276, < 4.19.239, < 5.4.190, < 5.10.112, < 5.15.35, < 5.17.4, < 5.18
Intel Resources (-)
Advisories (-)
-
Exploits (-)
-
Plugins (-)
-
References (8)
General (-)
Exploits & POcs (-)
Patches (8)
kernel
Advisories (-)
Summary
Descriptions

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Test for "silence" field in struct "pcm_format_data" Syzbot reports "KASAN: null-ptr-deref Write in
snd_pcm_format_set_silence".[1] It is due to missing validation of the "silence" field of struct
"pcm_format_data" in "pcm_formats" array. Add a test for valid "pat" and, if it is not so, return -EINVAL. [1] https://lore.kernel.org/lkml/000000000000d188ef05dc2c7279@google.com/

*Credits: N/A
CVSS Scores
Attack Vector
-
Attack Complexity
-
Privileges Required
-
User Interaction
-
Scope
-
Confidentiality
-
Integrity
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Availability
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* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
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Automatable
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Tech. Impact
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* Organization's Worst-case Scenario
Timeline
  • 2025-02-26 CVE Reserved
  • 2025-02-26 CVE Published
  • 2025-02-26 CVE Updated
  • ---------- EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
CAPEC
Threat Intelligence Resources (0)
Security Advisory details:

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Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Linux
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Linux Kernel
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< 4.9.311
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en
Affected
Linux
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Linux Kernel
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< 4.14.276
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Linux
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Linux Kernel
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< 4.19.239
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Linux
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Linux Kernel
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< 5.4.190
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Linux
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Linux Kernel
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< 5.10.112
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Linux
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Linux Kernel
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< 5.15.35
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Linux
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Linux Kernel
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< 5.17.4
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Linux
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< 5.18
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