CVE-2025-40036

misc: fastrpc: fix possible map leak in fastrpc_put_args

CVE-2025-40036 is fixed in 24 products on 1 platform, first by DEBIAN-CVE-2025-40036, released October 28, 2025. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.1
Important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0021
11th percentile

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix possible map leak in fastrpc_put_args copy_to_user() failure would cause an early return without cleaning up the fdlist, which has been updated by the DSP. This could lead to map leak. Fix this by redirecting to a cleanup path on failure, ensuring that all mapped buffers are properly released before returning.

Where it's fixed

ProductFixed inFixReleased
Linux
dtb-aarch64 · opensuse-leap 15.6 6.4.0-150600.23.78.1 SUSE-SU-2025:4140-1 Nov 19, 2025
dtb-aarch64 · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-64kb · opensuse-leap 15.6 6.4.0-150600.23.78.1 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-64kb · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-64kb · sles 15.6 6.4.0-150600.23.78.1 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-64kb · sles 15.7 6.4.0-150700.53.22.1 SUSE-SU-2025:4057-1 Nov 11, 2025
kernel-64kb · sles 16.0 6.12.0-160000.7.1 SUSE-SU-2025:21147-1 Nov 26, 2025
kernel-azure · opensuse-leap 15.6 6.4.0-150600.8.55.1 SUSE-SU-2025:4128-1 Nov 18, 2025
kernel-azure · sles 15.6 6.4.0-150600.8.55.1 SUSE-SU-2025:4128-1 Nov 18, 2025
kernel-azure · sles 15.7 6.4.0-150700.20.18.1 SUSE-SU-2025:4132-1 Nov 18, 2025
kernel-debug · opensuse-leap 15.6 6.4.0-150600.23.78.1 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-default · opensuse-leap 15.6 6.4.0-150600.23.78.1 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-default · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-default · sles 15.6 6.4.0-150600.23.78.1 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-default · sles 15.7 6.4.0-150700.53.22.1 SUSE-SU-2025:4057-1 Nov 11, 2025
kernel-default · sles 16.0 6.12.0-160000.7.1 SUSE-SU-2025:21147-1 Nov 26, 2025
kernel-default-base · opensuse-leap 15.6 6.4.0-150600.23.78.1.150600.12.34.2 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-default-base · opensuse-leap 16.0 6.12.0-160000.6.1.160000.2.4 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-default-base · sles 15.6 6.4.0-150600.23.78.1.150600.12.34.2 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-default-base · sles 15.7 6.4.0-150700.53.22.1.150700.17.15.1 SUSE-SU-2025:4057-1 Nov 11, 2025
kernel-default-base · sles 16.0 6.12.0-160000.6.1.160000.2.4 SUSE-SU-2025:21147-1 Nov 26, 2025
kernel-docs · opensuse-leap 15.6 6.4.0-150600.23.78.1 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-docs · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-docs · sles 15.6 6.4.0-150600.23.78.1 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-docs · sles 15.7 6.4.0-150700.53.22.1 SUSE-SU-2025:4057-1 Nov 11, 2025
kernel-docs · sles 16.0 6.12.0-160000.7.1 SUSE-SU-2025:21147-1 Nov 26, 2025
kernel-kvmsmall · opensuse-leap 15.6 6.4.0-150600.23.78.1 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-kvmsmall · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-kvmsmall · sles 16.0 6.12.0-160000.7.1 SUSE-SU-2025:21147-1 Nov 26, 2025
kernel-livepatch-SLE15-SP6-RT_Update_17 · sles 15.6 1-150600.1.3.1 SUSE-SU-2025:4301-1 Nov 28, 2025
kernel-livepatch-SLE15-SP6_Update_17 · sles 15.6 1-150600.13.5.1 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-livepatch-SLE15-SP7-RT_Update_6 · sles 15.7 1-150700.1.3.1 SUSE-SU-2025:4141-1 Nov 19, 2025
kernel-livepatch-SLE15-SP7_Update_6 · sles 15.7 1-150700.15.3.1 SUSE-SU-2025:4057-1 Nov 11, 2025
kernel-obs-build · opensuse-leap 15.6 6.4.0-150600.23.78.1 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-obs-build · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-obs-build · sles 15.6 6.4.0-150600.23.78.1 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-obs-build · sles 15.7 6.4.0-150700.53.22.1 SUSE-SU-2025:4057-1 Nov 11, 2025
kernel-obs-qa · opensuse-leap 15.6 6.4.0-150600.23.78.1 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-obs-qa · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-obs-qa · sles 16.0 6.12.0-160000.7.1 SUSE-SU-2025:21147-1 Nov 26, 2025
kernel-rt · opensuse-leap 15.6 6.4.0-150600.10.58.1 SUSE-SU-2025:4301-1 Nov 28, 2025
kernel-rt · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-rt_debug · opensuse-leap 15.6 6.4.0-150600.10.58.1 SUSE-SU-2025:4301-1 Nov 28, 2025
kernel-source · opensuse-leap 15.6 6.4.0-150600.23.78.1 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-source · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-source · sles 15.6 6.4.0-150600.23.78.1 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-source · sles 15.7 6.4.0-150700.53.22.1 SUSE-SU-2025:4057-1 Nov 11, 2025
kernel-source · sles 16.0 6.12.0-160000.7.1 SUSE-SU-2025:21147-1 Nov 26, 2025
kernel-source-azure · opensuse-leap 15.6 6.4.0-150600.8.55.1 SUSE-SU-2025:4128-1 Nov 18, 2025
kernel-source-azure · sles 15.6 6.4.0-150600.8.55.1 SUSE-SU-2025:4128-1 Nov 18, 2025
kernel-source-azure · sles 15.7 6.4.0-150700.20.18.1 SUSE-SU-2025:4132-1 Nov 18, 2025
kernel-source-rt · opensuse-leap 15.6 6.4.0-150600.10.58.1 SUSE-SU-2025:4301-1 Nov 28, 2025
kernel-syms · opensuse-leap 15.6 6.4.0-150600.23.78.1 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-syms · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-syms · sles 15.6 6.4.0-150600.23.78.1 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-syms · sles 15.7 6.4.0-150700.53.22.1 SUSE-SU-2025:4057-1 Nov 11, 2025
kernel-syms · sles 16.0 6.12.0-160000.7.1 SUSE-SU-2025:21147-1 Nov 26, 2025
kernel-syms-azure · opensuse-leap 15.6 6.4.0-150600.8.55.1 SUSE-SU-2025:4128-1 Nov 18, 2025
kernel-syms-azure · sles 15.6 6.4.0-150600.8.55.1 SUSE-SU-2025:4128-1 Nov 18, 2025
kernel-syms-azure · sles 15.7 6.4.0-150700.20.18.1 SUSE-SU-2025:4132-1 Nov 18, 2025
kernel-syms-rt · opensuse-leap 15.6 6.4.0-150600.10.58.1 SUSE-SU-2025:4301-1 Nov 28, 2025
kernel-zfcpdump · opensuse-leap 15.6 6.4.0-150600.23.78.1 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-zfcpdump · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-zfcpdump · sles 15.6 6.4.0-150600.23.78.1 SUSE-SU-2025:4140-1 Nov 19, 2025
kernel-zfcpdump · sles 15.7 6.4.0-150700.53.22.1 SUSE-SU-2025:4057-1 Nov 11, 2025
kernel-zfcpdump · sles 16.0 6.12.0-160000.7.1 SUSE-SU-2025:21147-1 Nov 26, 2025
linux · Debian 12.15 (bookworm) 6.1.158-1 DEBIAN-CVE-2025-40036 Oct 28, 2025
linux · Debian 13.5 (trixie) 6.12.57-1 DEBIAN-CVE-2025-40036 Oct 28, 2025
linux · Debian 14 6.17.6-1 DEBIAN-CVE-2025-40036 Oct 28, 2025

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