CVE-2022-1048
HIGH
7
CVSS Score
Published: April 29, 2022 at 03:34 PM UTC
Updated: June 17, 2026 at 04:21 AM UTC
20 products affected across 4 vendorsLinux KernelDebian LinuxEnterprise Linux
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Severity
HIGH7
Exploit prediction
EPSS 0.2%
Description
A use-after-free flaw was found in the Linux kernel’s sound subsystem in the way a user triggers concurrent calls of PCM hw_params. The hw_free ioctls or similar race condition happens inside ALSA PCM for other ioctls. This flaw allows a local user to crash or potentially escalate their privileges on the system.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Debian Linux· Debiandrupal
95%2.6.12 ≤ v < 4.14.2794.15 ≤ v < 4.19.2434.20 ≤ v < 5.4.1935.11 ≤ v < 5.15.325.16 ≤ v < 5.16.185.5 ≤ v < 5.10.1095.17
Affected range stops below 4.14.279, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.19.243, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.10.109, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.15.32, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.16.18, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.4.193, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (5)
x_refsource_MISCIssue TrackingThird Party Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=2066706x_refsource_MISCMailing ListPatch
Source: [email protected]
https://lore.kernel.org/lkml/20220322170720.3529-5-tiwai%40suse.de/T/#m1d3b791b815556012c6be92f1c4a7086b854f7f3x_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://security.netapp.com/advisory/ntap-20220629-0001/Vendor Advisoryx_refsource_DEBIANThird Party Advisory
Source: [email protected]
https://www.debian.org/security/2022/dsa-5127Vendor Advisoryx_refsource_DEBIANThird Party Advisory
Source: [email protected]
https://www.debian.org/security/2022/dsa-5173CVSS
- Attack Vector
- LOCAL
- Complexity
- HIGH
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-416CWE-362
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