CVE-2025-71192: linux
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.
Advisory lineage
Upstream 0 · Downstream 30 · Related 25Timeline
- 04-02-2026PublishedVulnerability first disclosed.
- 05-08-2026Last 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- OSV · UbuntuEcosystem advisory · calculated7.0HighCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.0HighCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVDNIST7.0HighCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
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
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo 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