CVE-2026-64217

linux: In the Linux kernel, the following vulnerability has been resolved: netfs: Fix overrun check in netfs_extract_user_i...

CVE-2026-64217 is fixed in 62 products on 1 platform, first by ALAS2023-2026-1894, released June 22, 2026. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.8
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0013
2nd percentile

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix overrun check in netfs_extract_user_iter() Fix netfs_extract_user_iter() so that if iov_iter_extract_pages() overfills pages[], then those pages don't get included in the iterator constructed at the end of the function. If there was an overfill, memory corruption has already happened.

Where it's fixed

ProductFixed inFixReleased
Linux
bpftool6.12 · amzn 2023 1:6.12.92-122.166.amzn2023 ALAS2023-2026-1894 Jun 22, 2026
bpftool6.12-debuginfo · amzn 2023 1:6.12.92-122.166.amzn2023 ALAS2023-2026-1894 Jun 22, 2026
bpftool6.18 · amzn 2023 1:6.18.35-68.127.amzn2023 ALAS2023-2026-1881 Jun 22, 2026
bpftool6.18-debuginfo · amzn 2023 1:6.18.35-68.127.amzn2023 ALAS2023-2026-1881 Jun 22, 2026
dtb-aarch64 · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-64kb · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-64kb · sles 15.7 6.4.0-150700.53.81.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-64kb · sles 16.0 6.12.0-160000.38.1 SUSE-SU-2026:23902-1 Sep 22, 2026
kernel-azure · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-azure · sles 15.7 6.4.0-150700.53.81.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-azure · sles 16.0 6.12.0-160000.38.1 SUSE-SU-2026:23902-1 Sep 22, 2026
kernel-default · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-default · sles 15.6 6.4.0-150600.23.135.1 SUSE-SU-2026:4369-1 Oct 2, 2026
kernel-default · sles 15.7 6.4.0-150700.53.81.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-default · sles 16.0 6.12.0-160000.38.1 SUSE-SU-2026:23902-1 Sep 22, 2026
kernel-default-base · opensuse-leap 16.0 6.12.0-160000.38.1.160000.2.22 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-default-base · sles 15.6 6.4.0-150600.23.135.1.150600.12.62.4 SUSE-SU-2026:4369-1 Oct 2, 2026
kernel-default-base · sles 15.7 6.4.0-150700.53.81.1.150700.17.45.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-default-base · sles 16.0 6.12.0-160000.38.1.160000.2.23 SUSE-SU-2026:23902-1 Sep 22, 2026
kernel-docs · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-docs · sles 15.6 6.4.0-150600.23.135.1 SUSE-SU-2026:4369-1 Oct 2, 2026
kernel-docs · sles 15.7 6.4.0-150700.53.81.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-docs · sles 16.0 6.12.0-160000.38.1 SUSE-SU-2026:23902-1 Sep 22, 2026
kernel-kvmsmall · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-kvmsmall · sles 16.0 6.12.0-160000.38.1 SUSE-SU-2026:23902-1 Sep 22, 2026
kernel-livepatch-6.12.92-122.166 · amzn 2023 1:1.0-0.amzn2023 ALAS2023-2026-1894 Jun 22, 2026
kernel-livepatch-6.18.35-68.127 · amzn 2023 1:1.0-0.amzn2023 ALAS2023-2026-1881 Jun 22, 2026
kernel-livepatch-SLE15-SP6_Update_27 · sles 15.6 8-150600.2.1 SUSE-SU-2026:5016-1 Nov 7, 2026
kernel-livepatch-SLE15-SP6_Update_29 · sles 15.6 6-150600.2.1 SUSE-SU-2026:5053-1 Nov 7, 2026
kernel-livepatch-SLE15-SP6_Update_30 · sles 15.6 5-150600.2.1 SUSE-SU-2026:5055-1 Nov 7, 2026
kernel-livepatch-SLE15-SP6_Update_31 · sles 15.6 1-150600.13.3.4 SUSE-SU-2026:4369-1 Oct 2, 2026
kernel-livepatch-SLE15-SP7-RT_Update_12 · sles 15.7 11-150700.2.1 SUSE-SU-2026:4984-1 Nov 7, 2026
kernel-livepatch-SLE15-SP7-RT_Update_19 · sles 15.7 5-150700.2.1 SUSE-SU-2026:5020-1 Nov 7, 2026
kernel-livepatch-SLE15-SP7-RT_Update_20 · sles 15.7 1-150700.1.3.1 SUSE-SU-2026:4120-1 Sep 10, 2026
kernel-livepatch-SLE15-SP7-RT_Update_6 · sles 15.7 16-150700.2.1 SUSE-SU-2026:4969-1 Nov 7, 2026
kernel-livepatch-SLE15-SP7_Update_19 · sles 15.7 6-150700.2.1 SUSE-SU-2026:5059-1 Nov 7, 2026
kernel-livepatch-SLE15-SP7_Update_20 · sles 15.7 5-150700.2.1 SUSE-SU-2026:5058-1 Nov 7, 2026
kernel-livepatch-SLE15-SP7_Update_21 · sles 15.7 1-150700.15.3.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-obs-build · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-obs-build · sles 15.6 6.4.0-150600.23.135.1 SUSE-SU-2026:4369-1 Oct 2, 2026
kernel-obs-build · sles 15.7 6.4.0-150700.53.81.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-obs-qa · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-obs-qa · sles 16.0 6.12.0-160000.38.1 SUSE-SU-2026:23902-1 Sep 22, 2026
kernel-rt · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-source · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-source · sles 15.6 6.4.0-150600.23.135.1 SUSE-SU-2026:4369-1 Oct 2, 2026
kernel-source · sles 15.7 6.4.0-150700.53.81.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-source · sles 16.0 6.12.0-160000.38.1 SUSE-SU-2026:23902-1 Sep 22, 2026
kernel-syms · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-syms · sles 15.6 6.4.0-150600.23.135.1 SUSE-SU-2026:4369-1 Oct 2, 2026
kernel-syms · sles 15.7 6.4.0-150700.53.81.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-syms · sles 16.0 6.12.0-160000.38.1 SUSE-SU-2026:23902-1 Sep 22, 2026
kernel-zfcpdump · opensuse-leap 16.0 6.12.0-160000.38.1 OPENSUSE-SU-2026:21910-1 Sep 22, 2026
kernel-zfcpdump · sles 15.7 6.4.0-150700.53.81.1 SUSE-SU-2026:4254-1 Oct 7, 2026
kernel-zfcpdump · sles 16.0 6.12.0-160000.38.1 SUSE-SU-2026:23902-1 Sep 22, 2026
kernel6.12 · amzn 2023 1:6.12.92-122.166.amzn2023 ALAS2023-2026-1894 Jun 22, 2026
kernel6.12-debuginfo · amzn 2023 1:6.12.92-122.166.amzn2023 ALAS2023-2026-1894 Jun 22, 2026
kernel6.12-debuginfo-common-aarch64 · amzn 2023 1:6.12.92-122.166.amzn2023 ALAS2023-2026-1894 Jun 22, 2026
kernel6.12-debuginfo-common-x86_64 · amzn 2023 1:6.12.92-122.166.amzn2023 ALAS2023-2026-1894 Jun 22, 2026
kernel6.12-devel · amzn 2023 1:6.12.92-122.166.amzn2023 ALAS2023-2026-1894 Jun 22, 2026
kernel6.12-headers · amzn 2023 1:6.12.92-122.166.amzn2023 ALAS2023-2026-1894 Jun 22, 2026
kernel6.12-modules-extra · amzn 2023 1:6.12.92-122.166.amzn2023 ALAS2023-2026-1894 Jun 22, 2026
kernel6.12-modules-extra-common · amzn 2023 1:6.12.92-122.166.amzn2023 ALAS2023-2026-1894 Jun 22, 2026
kernel6.12-tools · amzn 2023 1:6.12.92-122.166.amzn2023 ALAS2023-2026-1894 Jun 22, 2026
kernel6.12-tools-debuginfo · amzn 2023 1:6.12.92-122.166.amzn2023 ALAS2023-2026-1894 Jun 22, 2026
kernel6.12-tools-devel · amzn 2023 1:6.12.92-122.166.amzn2023 ALAS2023-2026-1894 Jun 22, 2026
kernel6.18 · amzn 2023 1:6.18.35-68.127.amzn2023 ALAS2023-2026-1881 Jun 22, 2026
kernel6.18-debuginfo · amzn 2023 1:6.18.35-68.127.amzn2023 ALAS2023-2026-1881 Jun 22, 2026
kernel6.18-debuginfo-common-aarch64 · amzn 2023 1:6.18.35-68.127.amzn2023 ALAS2023-2026-1881 Jun 22, 2026
kernel6.18-debuginfo-common-x86_64 · amzn 2023 1:6.18.35-68.127.amzn2023 ALAS2023-2026-1881 Jun 22, 2026
kernel6.18-devel · amzn 2023 1:6.18.35-68.127.amzn2023 ALAS2023-2026-1881 Jun 22, 2026
kernel6.18-headers · amzn 2023 1:6.18.35-68.127.amzn2023 ALAS2023-2026-1881 Jun 22, 2026
kernel6.18-modules-extra · amzn 2023 1:6.18.35-68.127.amzn2023 ALAS2023-2026-1881 Jun 22, 2026
kernel6.18-modules-extra-common · amzn 2023 1:6.18.35-68.127.amzn2023 ALAS2023-2026-1881 Jun 22, 2026
kernel6.18-tools · amzn 2023 1:6.18.35-68.127.amzn2023 ALAS2023-2026-1881 Jun 22, 2026
kernel6.18-tools-debuginfo · amzn 2023 1:6.18.35-68.127.amzn2023 ALAS2023-2026-1881 Jun 22, 2026
kernel6.18-tools-devel · amzn 2023 1:6.18.35-68.127.amzn2023 ALAS2023-2026-1881 Jun 22, 2026
linux · Debian 13.5 (trixie) 6.12.94-1 DEBIAN-CVE-2026-64217 Jul 25, 2026
linux · Debian 14 7.0.12-1 DEBIAN-CVE-2026-64217 Jul 25, 2026
microvm-kernel6.18 · amzn 2023 1:6.18.35-68.127.amzn2023 ALAS2023-2026-1881 Jun 22, 2026
perf6.12 · amzn 2023 1:6.12.92-122.166.amzn2023 ALAS2023-2026-1894 Jun 22, 2026
perf6.12-debuginfo · amzn 2023 1:6.12.92-122.166.amzn2023 ALAS2023-2026-1894 Jun 22, 2026
perf6.18 · amzn 2023 1:6.18.35-68.127.amzn2023 ALAS2023-2026-1881 Jun 22, 2026
perf6.18-debuginfo · amzn 2023 1:6.18.35-68.127.amzn2023 ALAS2023-2026-1881 Jun 22, 2026
python3-perf6.12 · amzn 2023 1:6.12.92-122.166.amzn2023 ALAS2023-2026-1894 Jun 22, 2026
python3-perf6.12-debuginfo · amzn 2023 1:6.12.92-122.166.amzn2023 ALAS2023-2026-1894 Jun 22, 2026
python3-perf6.18 · amzn 2023 1:6.18.35-68.127.amzn2023 ALAS2023-2026-1881 Jun 22, 2026
python3-perf6.18-debuginfo · amzn 2023 1:6.18.35-68.127.amzn2023 ALAS2023-2026-1881 Jun 22, 2026

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