CVE-2023-53633 — Missing Release of Memory after Effective Lifetime in Linux

CWE-401 — Missing Release of Memory after Effective Lifetime5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 95.28%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedOct 7

Description

In the Linux kernel, the following vulnerability has been resolved: accel/qaic: Fix a leak in map_user_pages() If get_user_pages_fast() allocates some pages but not as many as we wanted, then the current code leaks those pages. Call put_page() on the pages before returning.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

▶NVDlinux/linux_kernel6.4 — 6.4.7+1
▶Debianlinux/linux_kernel< 6.4.11-1+1
▶CVEListV5linux/linux129776ac2e38231fa9c02ce20e116c99de291666 — cdcba752a3d48fbe6f05cf2c91ab9497c8daad0c+2
▶debiandebian/linux< linux 6.4.11-1 (forky)

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

2
GHSA
GHSA-j389-h5qc-xpxp: In the Linux kernel, the following vulnerability has been resolved: accel/qaic: Fix a leak in map_user_pages() If get_user_pages_fast() allocates so↗2025-10-07
▶
OSV
CVE-2023-53633: In the Linux kernel, the following vulnerability has been resolved: accel/qaic: Fix a leak in map_user_pages() If get_user_pages_fast() allocates some↗2025-10-07
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📋Vendor Advisories

2
Red Hat
kernel: accel/qaic: Fix a leak in map_user_pages()↗2025-10-07
▶
Debian
CVE-2023-53633: linux - In the Linux kernel, the following vulnerability has been resolved: accel/qaic:...↗2023
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