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CVE-2025-71192: linux

CVSS: 7.0v3.1HighDeferred
AliasesUBUNTU-CVE-2025-71192DEBIAN-CVE-2025-71192
Published 04-02-2026Last modified 05-08-2026

Vulnerability summary

CVE-2025-71192 is a high (CVSS 7.0) vulnerability in linux. EPSS estimates a 0.13% chance of exploitation in the next 30 days, higher than 2.5% of scored vulnerabilities.

Overall risk
28/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.0/10
010
High · v3.1 (CVE.org)
EPSS score
0.13%
0%100%
Low · +0.01 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 30 · Related 25

Timeline

  1. 04-02-2026
    PublishedVulnerability first disclosed.
  2. 05-08-2026
    Last modifiedVulnerability information updated.

Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: ac97: fix a double free in snd_ac97_controller_register() If ac97_add_adapter() fails, put_device() is the correct way to drop the device reference. kfree() is not required. Add kfree() if idr_alloc() fails and in ac97_adapter_release() to do the cleanup. Found by code review.

CVSS metrics

4 scores · 4 sources · 1 version

EPSS trend

Probability

0.13%

Chance of exploitation in the next 30 days

Percentile

3%

Versus all other CVEs

30-day change

+0.01 pp

From 0.12% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.13%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Ubuntu156 products
  • linuxAll versions (No fix recorded) | < 6.8.0-117.117
  • linux-allwinner-5.19All versions (No fix recorded)
  • linux-awsAll versions (No fix recorded) | < 6.8.0-1055.58
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
Debian1 product
  • linux< 6.1.162-1 | < 6.12.69-1 | < 6.18.8-1
Linux1 product
  • linux≥ 74426fbff66eea8e8d1f42c8238c268d1e63a832, < c80f9b3349a99a9d5b295f5bbc23f544c5995ad7 | ≥ 74426fbff66eea8e8d1f42c8238c268d1e63a832, < 21f8bc5179bed91c3f946adb5e55d717b891960c | ≥ 74426fbff66eea8e8d1f42c8238c268d1e63a832, < fcc04c92cbb5497ce67c58dd2f0001bb87f40396 | ≥ 74426fbff66eea8e8d1f42c8238c268d1e63a832, < cb73d37ac18bc1716690ff5255a0ef1952827e9e | ≥ 74426fbff66eea8e8d1f42c8238c268d1e63a832, < 830988b6cf197e6dcffdfe2008c5738e6c6c3c0f | 4.15

3 vendors · 158 products

References

25 links
Show all 25 references