CVE-2026-84268

gvfs: A flaw was found in the SFTP backend in gvfs

CVE-2026-84268 is fixed in 25 products on 1 platform, first by gvfs 1.36.1-0ubuntu1.3.3+esm1, released September 1, 2026. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
8.8
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0062
50th percentile

A flaw was found in the SFTP backend in gvfs. When mounting a share and reading a file, a malicious SFTP server can cause read_reply() to process a length that exceeds the size requested by the client. The function does not verify the server-provided length against the allocated buffer size, causing the operation to write past the intended boundaries. This issue allows a malicious server to corrupt adjacent heap memory in the gvfsd-sftp process, resulting in a denial of service as the process aborts upon detecting the heap corruption or potentially allowing arbitrary code execution.

Where it's fixed

ProductFixed inFixReleased
Linux
gvfs · Debian 14 1.62.0-1 DEBIAN-CVE-2026-84268 Sep 17, 2026
gvfs · RHEL 10 1.54.4-2.el10_0.2 RHSA-2026:85941 Oct 1, 2026
gvfs · RHEL 8 0:1.36.2-22.el8_10 RHSA-2026:73997 Oct 1, 2026
gvfs · RHEL 9 0:1.48.1-8.el9_8.1 RHSA-2026:74370 Oct 2, 2026
gvfs · Ubuntu 18.04.6 LTS (bionic) 1.36.1-0ubuntu1.3.3+esm1 gvfs 1.36.1-0ubuntu1.3.3+esm1 Sep 1, 2026
gvfs · Ubuntu 20.04 LTS (focal) 1.44.1-1ubuntu1.2+esm1 gvfs 1.44.1-1ubuntu1.2+esm1 Sep 1, 2026
gvfs · Ubuntu 22.04.1 LTS (jammy) 1.48.2-0ubuntu1.2 gvfs 1.48.2-0ubuntu1.2 Oct 1, 2026
gvfs · Ubuntu 24.04.5 LTS (noble) 1.54.4-0ubuntu1~24.04.4 gvfs 1.54.4-0ubuntu1~24.04.4 Oct 1, 2026
gvfs · Ubuntu 26.04.1 LTS (resolute) 1.60.0-1ubuntu0.1 gvfs 1.60.0-1ubuntu0.1 Sep 10, 2026
gvfs · almalinux 10 1.54.4-4.el10_2.1 ALSA-2026:73998 Sep 30, 2026
gvfs · almalinux 8 1.36.2-22.el8_10 ALSA-2026:73997 Sep 30, 2026
gvfs · almalinux 9 1.48.1-8.el9_8.1 ALSA-2026:74370 Oct 1, 2026
gvfs · amzn 2023 1.56.1-1.amzn2023.0.3 ALAS2023-2026-3120 Sep 28, 2026
gvfs · ol 10 0:1.54.4-4.el10_2.1 ELSA-2026-73998 Oct 1, 2026
gvfs · ol 8 0:1.36.2-22.el8_10 ELSA-2026-73997 Oct 1, 2026
gvfs · ol 9 0:1.48.1-8.el9_8.1 ELSA-2026-74370 Oct 1, 2026
gvfs · opensuse-leap 16.0 1.59.90-160000.3.1 OPENSUSE-SU-2026:21875-1 Sep 18, 2026
gvfs · rocky 10 0:1.54.4-4.el10_2.1 RLSA-2026:73998 Oct 1, 2026
gvfs · rocky 8 0:1.36.2-22.el8_10 RLSA-2026:73997 Oct 1, 2026
gvfs · rocky 9 0:1.48.1-8.el9_8.1 RLSA-2026:74370 Oct 2, 2026
gvfs · sles 15.6 1.52.2-150600.3.9.1 SUSE-SU-2026:4240-1 Sep 17, 2026
gvfs · sles 15.7 1.52.2-150600.3.9.1 SUSE-SU-2026:4240-1 Sep 17, 2026
gvfs-afc · RHEL 8 0:1.36.2-22.el8_10 RHSA-2026:73997 Oct 1, 2026
gvfs-afc · almalinux 8 1.36.2-22.el8_10 ALSA-2026:73997 Sep 30, 2026
gvfs-afc · ol 8 0:1.36.2-22.el8_10 ELSA-2026-73997 Oct 1, 2026
gvfs-afp · RHEL 8 0:1.36.2-22.el8_10 RHSA-2026:73997 Oct 1, 2026
gvfs-afp · almalinux 8 1.36.2-22.el8_10 ALSA-2026:73997 Sep 30, 2026
gvfs-afp · ol 8 0:1.36.2-22.el8_10 ELSA-2026-73997 Oct 1, 2026
gvfs-archive · RHEL 8 0:1.36.2-22.el8_10 RHSA-2026:73997 Oct 1, 2026
gvfs-archive · almalinux 8 1.36.2-22.el8_10 ALSA-2026:73997 Sep 30, 2026
gvfs-archive · amzn 2023 1.56.1-1.amzn2023.0.3 ALAS2023-2026-3120 Sep 28, 2026
gvfs-archive · ol 8 0:1.36.2-22.el8_10 ELSA-2026-73997 Oct 1, 2026
gvfs-archive-debuginfo · amzn 2023 1.56.1-1.amzn2023.0.3 ALAS2023-2026-3120 Sep 28, 2026
gvfs-backends · Ubuntu 18.04.6 LTS (bionic) 1.36.1-0ubuntu1.3.3+esm1 gvfs-backends 1.36.1-0ubuntu1.3.3+esm1 Sep 1, 2026
gvfs-backends · Ubuntu 20.04 LTS (focal) 1.44.1-1ubuntu1.2+esm1 gvfs-backends 1.44.1-1ubuntu1.2+esm1 Sep 1, 2026
gvfs-backends · Ubuntu 22.04.1 LTS (jammy) 1.48.2-0ubuntu1.2 gvfs-backends 1.48.2-0ubuntu1.2 Oct 1, 2026
gvfs-backends · Ubuntu 24.04.5 LTS (noble) 1.54.4-0ubuntu1~24.04.4 gvfs-backends 1.54.4-0ubuntu1~24.04.4 Oct 1, 2026
gvfs-backends · Ubuntu 26.04.1 LTS (resolute) 1.60.0-1ubuntu0.1 gvfs-backends 1.60.0-1ubuntu0.1 Sep 10, 2026
gvfs-bin · Ubuntu 18.04.6 LTS (bionic) 1.36.1-0ubuntu1.3.3+esm1 gvfs-bin 1.36.1-0ubuntu1.3.3+esm1 Sep 1, 2026
gvfs-bin · Ubuntu 20.04 LTS (focal) 1.44.1-1ubuntu1.2+esm1 gvfs-bin 1.44.1-1ubuntu1.2+esm1 Sep 1, 2026
gvfs-client · RHEL 8 0:1.36.2-22.el8_10 RHSA-2026:73997 Oct 1, 2026
gvfs-client · RHEL 9 0:1.48.1-8.el9_8.1 RHSA-2026:74370 Oct 2, 2026
gvfs-client · almalinux 10 1.54.4-4.el10_2.1 ALSA-2026:73998 Sep 30, 2026
gvfs-client · almalinux 8 1.36.2-22.el8_10 ALSA-2026:73997 Sep 30, 2026
gvfs-client · almalinux 9 1.48.1-8.el9_8.1 ALSA-2026:74370 Oct 1, 2026
gvfs-client · amzn 2023 1.56.1-1.amzn2023.0.3 ALAS2023-2026-3120 Sep 28, 2026
gvfs-client · ol 10 0:1.54.4-4.el10_2.1 ELSA-2026-73998 Oct 1, 2026
gvfs-client · ol 8 0:1.36.2-22.el8_10 ELSA-2026-73997 Oct 1, 2026
gvfs-client · ol 9 0:1.48.1-8.el9_8.1 ELSA-2026-74370 Oct 1, 2026
gvfs-client-debuginfo · amzn 2023 1.56.1-1.amzn2023.0.3 ALAS2023-2026-3120 Sep 28, 2026
gvfs-common · Ubuntu 18.04.6 LTS (bionic) 1.36.1-0ubuntu1.3.3+esm1 gvfs-common 1.36.1-0ubuntu1.3.3+esm1 Sep 1, 2026
gvfs-common · Ubuntu 20.04 LTS (focal) 1.44.1-1ubuntu1.2+esm1 gvfs-common 1.44.1-1ubuntu1.2+esm1 Sep 1, 2026
gvfs-common · Ubuntu 22.04.1 LTS (jammy) 1.48.2-0ubuntu1.2 gvfs-common 1.48.2-0ubuntu1.2 Oct 1, 2026
gvfs-common · Ubuntu 24.04.5 LTS (noble) 1.54.4-0ubuntu1~24.04.4 gvfs-common 1.54.4-0ubuntu1~24.04.4 Oct 1, 2026
gvfs-common · Ubuntu 26.04.1 LTS (resolute) 1.60.0-1ubuntu0.1 gvfs-common 1.60.0-1ubuntu0.1 Sep 10, 2026
gvfs-daemons · Ubuntu 18.04.6 LTS (bionic) 1.36.1-0ubuntu1.3.3+esm1 gvfs-daemons 1.36.1-0ubuntu1.3.3+esm1 Sep 1, 2026
gvfs-daemons · Ubuntu 20.04 LTS (focal) 1.44.1-1ubuntu1.2+esm1 gvfs-daemons 1.44.1-1ubuntu1.2+esm1 Sep 1, 2026
gvfs-daemons · Ubuntu 22.04.1 LTS (jammy) 1.48.2-0ubuntu1.2 gvfs-daemons 1.48.2-0ubuntu1.2 Oct 1, 2026
gvfs-daemons · Ubuntu 24.04.5 LTS (noble) 1.54.4-0ubuntu1~24.04.4 gvfs-daemons 1.54.4-0ubuntu1~24.04.4 Oct 1, 2026
gvfs-daemons · Ubuntu 26.04.1 LTS (resolute) 1.60.0-1ubuntu0.1 gvfs-daemons 1.60.0-1ubuntu0.1 Sep 10, 2026
gvfs-debuginfo · amzn 2023 1.56.1-1.amzn2023.0.3 ALAS2023-2026-3120 Sep 28, 2026
gvfs-debugsource · amzn 2023 1.56.1-1.amzn2023.0.3 ALAS2023-2026-3120 Sep 28, 2026
gvfs-devel · RHEL 8 0:1.36.2-22.el8_10 RHSA-2026:73997 Oct 1, 2026
gvfs-devel · RHEL 9 0:1.48.1-8.el9_8.1 RHSA-2026:74370 Oct 2, 2026
gvfs-devel · almalinux 8 1.36.2-22.el8_10 ALSA-2026:73997 Sep 30, 2026
gvfs-devel · almalinux 9 1.48.1-8.el9_8.1 ALSA-2026:74370 Oct 1, 2026
gvfs-devel · ol 8 0:1.36.2-22.el8_10 ELSA-2026-73997 Oct 1, 2026
gvfs-devel · ol 9 0:1.48.1-8.el9_8.1 ELSA-2026-74370 Oct 1, 2026
gvfs-fuse · RHEL 8 0:1.36.2-22.el8_10 RHSA-2026:73997 Oct 1, 2026
gvfs-fuse · RHEL 9 0:1.48.1-8.el9_8.1 RHSA-2026:74370 Oct 2, 2026
gvfs-fuse · Ubuntu 18.04.6 LTS (bionic) 1.36.1-0ubuntu1.3.3+esm1 gvfs-fuse 1.36.1-0ubuntu1.3.3+esm1 Sep 1, 2026
gvfs-fuse · Ubuntu 20.04 LTS (focal) 1.44.1-1ubuntu1.2+esm1 gvfs-fuse 1.44.1-1ubuntu1.2+esm1 Sep 1, 2026
gvfs-fuse · Ubuntu 22.04.1 LTS (jammy) 1.48.2-0ubuntu1.2 gvfs-fuse 1.48.2-0ubuntu1.2 Oct 1, 2026
gvfs-fuse · Ubuntu 24.04.5 LTS (noble) 1.54.4-0ubuntu1~24.04.4 gvfs-fuse 1.54.4-0ubuntu1~24.04.4 Oct 1, 2026
gvfs-fuse · Ubuntu 26.04.1 LTS (resolute) 1.60.0-1ubuntu0.1 gvfs-fuse 1.60.0-1ubuntu0.1 Sep 10, 2026
gvfs-fuse · almalinux 10 1.54.4-4.el10_2.1 ALSA-2026:73998 Sep 30, 2026
gvfs-fuse · almalinux 8 1.36.2-22.el8_10 ALSA-2026:73997 Sep 30, 2026
gvfs-fuse · almalinux 9 1.48.1-8.el9_8.1 ALSA-2026:74370 Oct 1, 2026
gvfs-fuse · amzn 2023 1.56.1-1.amzn2023.0.3 ALAS2023-2026-3120 Sep 28, 2026
gvfs-fuse · ol 10 0:1.54.4-4.el10_2.1 ELSA-2026-73998 Oct 1, 2026
gvfs-fuse · ol 8 0:1.36.2-22.el8_10 ELSA-2026-73997 Oct 1, 2026
gvfs-fuse · ol 9 0:1.48.1-8.el9_8.1 ELSA-2026-74370 Oct 1, 2026
gvfs-fuse-debuginfo · amzn 2023 1.56.1-1.amzn2023.0.3 ALAS2023-2026-3120 Sep 28, 2026
gvfs-goa · RHEL 8 0:1.36.2-22.el8_10 RHSA-2026:73997 Oct 1, 2026
gvfs-goa · RHEL 9 0:1.48.1-8.el9_8.1 RHSA-2026:74370 Oct 2, 2026
gvfs-goa · almalinux 10 1.54.4-4.el10_2.1 ALSA-2026:73998 Sep 30, 2026
gvfs-goa · almalinux 8 1.36.2-22.el8_10 ALSA-2026:73997 Sep 30, 2026
gvfs-goa · almalinux 9 1.48.1-8.el9_8.1 ALSA-2026:74370 Oct 1, 2026
gvfs-goa · amzn 2023 1.56.1-1.amzn2023.0.3 ALAS2023-2026-3120 Sep 28, 2026
gvfs-goa · ol 10 0:1.54.4-4.el10_2.1 ELSA-2026-73998 Oct 1, 2026
gvfs-goa · ol 8 0:1.36.2-22.el8_10 ELSA-2026-73997 Oct 1, 2026
gvfs-goa · ol 9 0:1.48.1-8.el9_8.1 ELSA-2026-74370 Oct 1, 2026
gvfs-goa-debuginfo · amzn 2023 1.56.1-1.amzn2023.0.3 ALAS2023-2026-3120 Sep 28, 2026
gvfs-gphoto2 · RHEL 8 0:1.36.2-22.el8_10 RHSA-2026:73997 Oct 1, 2026
gvfs-gphoto2 · RHEL 9 0:1.48.1-8.el9_8.1 RHSA-2026:74370 Oct 2, 2026
gvfs-gphoto2 · almalinux 10 1.54.4-4.el10_2.1 ALSA-2026:73998 Sep 30, 2026
gvfs-gphoto2 · almalinux 8 1.36.2-22.el8_10 ALSA-2026:73997 Sep 30, 2026
gvfs-gphoto2 · almalinux 9 1.48.1-8.el9_8.1 ALSA-2026:74370 Oct 1, 2026
gvfs-gphoto2 · ol 10 0:1.54.4-4.el10_2.1 ELSA-2026-73998 Oct 1, 2026
gvfs-gphoto2 · ol 8 0:1.36.2-22.el8_10 ELSA-2026-73997 Oct 1, 2026
gvfs-gphoto2 · ol 9 0:1.48.1-8.el9_8.1 ELSA-2026-74370 Oct 1, 2026
gvfs-libs · Ubuntu 18.04.6 LTS (bionic) 1.36.1-0ubuntu1.3.3+esm1 gvfs-libs 1.36.1-0ubuntu1.3.3+esm1 Sep 1, 2026
gvfs-libs · Ubuntu 20.04 LTS (focal) 1.44.1-1ubuntu1.2+esm1 gvfs-libs 1.44.1-1ubuntu1.2+esm1 Sep 1, 2026
gvfs-libs · Ubuntu 22.04.1 LTS (jammy) 1.48.2-0ubuntu1.2 gvfs-libs 1.48.2-0ubuntu1.2 Oct 1, 2026
gvfs-libs · Ubuntu 24.04.5 LTS (noble) 1.54.4-0ubuntu1~24.04.4 gvfs-libs 1.54.4-0ubuntu1~24.04.4 Oct 1, 2026
gvfs-libs · Ubuntu 26.04.1 LTS (resolute) 1.60.0-1ubuntu0.1 gvfs-libs 1.60.0-1ubuntu0.1 Sep 10, 2026
gvfs-mtp · RHEL 8 0:1.36.2-22.el8_10 RHSA-2026:73997 Oct 1, 2026
gvfs-mtp · RHEL 9 0:1.48.1-8.el9_8.1 RHSA-2026:74370 Oct 2, 2026
gvfs-mtp · almalinux 10 1.54.4-4.el10_2.1 ALSA-2026:73998 Sep 30, 2026
gvfs-mtp · almalinux 8 1.36.2-22.el8_10 ALSA-2026:73997 Sep 30, 2026
gvfs-mtp · almalinux 9 1.48.1-8.el9_8.1 ALSA-2026:74370 Oct 1, 2026
gvfs-mtp · ol 10 0:1.54.4-4.el10_2.1 ELSA-2026-73998 Oct 1, 2026
gvfs-mtp · ol 8 0:1.36.2-22.el8_10 ELSA-2026-73997 Oct 1, 2026
gvfs-mtp · ol 9 0:1.48.1-8.el9_8.1 ELSA-2026-74370 Oct 1, 2026
gvfs-nfs · amzn 2023 1.56.1-1.amzn2023.0.3 ALAS2023-2026-3120 Sep 28, 2026
gvfs-nfs-debuginfo · amzn 2023 1.56.1-1.amzn2023.0.3 ALAS2023-2026-3120 Sep 28, 2026
gvfs-smb · RHEL 8 0:1.36.2-22.el8_10 RHSA-2026:73997 Oct 1, 2026
gvfs-smb · RHEL 9 0:1.48.1-8.el9_8.1 RHSA-2026:74370 Oct 2, 2026
gvfs-smb · almalinux 10 1.54.4-4.el10_2.1 ALSA-2026:73998 Sep 30, 2026
gvfs-smb · almalinux 8 1.36.2-22.el8_10 ALSA-2026:73997 Sep 30, 2026
gvfs-smb · almalinux 9 1.48.1-8.el9_8.1 ALSA-2026:74370 Oct 1, 2026
gvfs-smb · amzn 2023 1.56.1-1.amzn2023.0.3 ALAS2023-2026-3120 Sep 28, 2026
gvfs-smb · ol 10 0:1.54.4-4.el10_2.1 ELSA-2026-73998 Oct 1, 2026
gvfs-smb · ol 8 0:1.36.2-22.el8_10 ELSA-2026-73997 Oct 1, 2026
gvfs-smb · ol 9 0:1.48.1-8.el9_8.1 ELSA-2026-74370 Oct 1, 2026
gvfs-smb-debuginfo · amzn 2023 1.56.1-1.amzn2023.0.3 ALAS2023-2026-3120 Sep 28, 2026

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