Medium 5.5Published May 27, 2026

CVE-2026-45881soc: mediatek: svs: Fix memory leak in svs_enable_debug_write()

Updated under an hour ago (Oct 28, 2026, 7:30 PM ET)

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: soc: mediatek: svs: Fix memory leak in svs_enable_debug_write() In svs_enable_debug_write(), the buf allocated by memdup_user_nul() is leaked if kstrtoint() fails. Fix this by using __free(kfree) to automatically free buf, eliminating the need for explicit kfree() calls and preventing leaks. [Angelo: Added missing cleanup.h inclusion]

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Analyzed
Record last updated: May 27, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 13f1bbcfb5822fcaacfc652017b57b79ffcacefa before 47a3e372f7d68776adb749a27c0ec9058ff1b4fd; from 13f1bbcfb5822fcaacfc652017b57b79ffcacefa before 06195456c4e4de3826c4ca60eca941c472f991d0; from 13f1bbcfb5822fcaacfc652017b57b79ffcacefa before a58c97828911c0b6e25d6b556789da974003efda; 13f1bbcfb5822fcaacfc652017b57b79ffcacefa builds before 0f6498077faa9cd89bb787bcc57063494a6f0601; 13f1bbcfb5822fcaacfc652017b57b79ffcacefa builds before 6bb10466e0884b4a68d4a1f3f4bb87eeb471c18a; from 13f1bbcfb5822fcaacfc652017b57b79ffcacefa before 6259094ee806fb813ca95894c65fb80e2ec98bf1	CNA record
linux linux_kernel linux:linux_kernel	from 6.0 before 6.1.165; from 6.2 before 6.6.128; from 6.7 before 6.12.75; from 6.13 before 6.18.14; from 6.19 before 6.19.4	NVD

References

References

https://git.kernel.org/stable/c/47a3e372f7d68776adb749a27c0ec9058ff1b4fd	patch
https://git.kernel.org/stable/c/06195456c4e4de3826c4ca60eca941c472f991d0	patch
https://git.kernel.org/stable/c/a58c97828911c0b6e25d6b556789da974003efda	patch
https://git.kernel.org/stable/c/0f6498077faa9cd89bb787bcc57063494a6f0601	patch
https://git.kernel.org/stable/c/6bb10466e0884b4a68d4a1f3f4bb87eeb471c18a	patch
https://git.kernel.org/stable/c/6259094ee806fb813ca95894c65fb80e2ec98bf1	patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.