5.5

CVE-2025-38454: ALSA: ad1816a: Fix potential NULL pointer deref in snd_card_ad1816a_pnp()

Analyzed
AliasesUBUNTU-CVE-2025-38454DEBIAN-CVE-2025-38454
Published 25-07-2025Last modified 11-05-2026

Vulnerability summary

CVE-2025-38454 is a medium (CVSS 5.5) NULL Pointer Dereference vulnerability in linux. EPSS estimates a 0.18% chance of exploitation in the next 30 days, higher than 7.1% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 5.5, local access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
5.5/10
010
Medium · v3.1 (NVD)
EPSS score
0.18%
0%100%
Low · +0.02 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 12 · Related 11
DSA-5975-1OPENSUSE-SU-2025:20081-1SUSE-SU-2025:21074-1SUSE-SU-2025:21139-1SUSE-SU-2025:21179-1SUSE-SU-2026:20560-1

Timeline

  1. 25-07-2025
    PublishedVulnerability first disclosed.
  2. 11-05-2026
    Last modifiedVulnerability information updated.

Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: ad1816a: Fix potential NULL pointer deref in snd_card_ad1816a_pnp() Use pr_warn() instead of dev_warn() when 'pdev' is NULL to avoid a potential NULL pointer dereference.

CVSS metrics

3 scores · 3 sources · 1 version

EPSS trend

Probability

0.18%

Chance of exploitation in the next 30 days

Percentile

7%

Versus all other CVEs

30-day change

Increase +0.02 pp

From 0.15% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.

Ubuntu90 products
  • linux-allwinner-5.19All versions (No fix recorded)
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
  • linux-aws-5.13All versions (No fix recorded)
  • linux-aws-5.19All versions (No fix recorded)
Linux2 products
  • linux≥ 20869176d7a7509bad9ea6b895469aebea9c8f21, < e14bffc90866596ba19ffe549f199d7870da4241 | ≥ 20869176d7a7509bad9ea6b895469aebea9c8f21, < ef84c94d11ff972ecc3507f1ed092046bf6204b2 | ≥ 20869176d7a7509bad9ea6b895469aebea9c8f21, < 043faef334a1f3d96ae88e1b7618bfa2b4946388 | 6.12
  • linux_kernel≥ 6.12, < 6.12.39 | ≥ 6.13, < 6.15.7 | 6.16:rc1 | 6.16:rc2 | 6.16:rc3 | 6.16:rc4 | 6.16:rc5
Debian1 product
  • linux< 6.12.41-1 | < 6.16.3-1

3 vendors · 93 products

References

13 links
Show all 13 references