How many CVEs have patched destroy_previous_session?

4 published CVEs changed destroy_previous_session in torvalds/linux, in 11 distinct patches totalling 28 changed lines, between 2025 and 2026.

What is the latest CVE that changed destroy_previous_session?

CVE-2026-98115 (ksmbd: safely drain sessions during logoff), published 2026-09-25, changed lines 669 to 683 of fs/smb/server/mgmt/user_session.c.

How does destroy_previous_session compare to the rest of torvalds/linux?

torvalds/linux has 19,281 CVEs with a located fix in total; 4 of them changed destroy_previous_session.

What do the line numbers refer to?

Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

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Patched Functions
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Destroy_previous_session

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Patched Functions
Torvalds
Linux
Destroy_previous_session

destroy_previous_session in torvalds/linux: Patched by 4 CVEs

torvalds/linux

Function

destroy_previous_session

Name: destroy_previous_session in torvalds/linux: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

fs/smb/server/mgmt/user_session.c

Last patched September 25, 2026

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2025–2026

Years

By CVE publication date

Overview

destroy_previous_session in torvalds/linux was changed by 4 published CVE fixes between 2025 and 2026, in 11 distinct patches that added or removed 28 lines in total.

torvalds/linux has 19,281 CVEs with a located fix in total, so 0% of them touched this function.

CVEs that patched it

Every published CVE whose fix changed destroy_previous_session, newest first, with the lines each fix touched.

ksmbd: safely drain sessions during logoff
CVE-2026-98115 · lines 669–683 · +12 −1
High · CVSS 8.8
EPSS 0.3%2026-09-25
ksmbd: scope session state changes to bound connections
CVE-2026-90154 · lines 416–425 · +4 −4
Unscored
EPSS 0.2%2026-09-17
ksmbd: validate owner of durable handle on reconnect
CVE-2026-31717 · lines 399–400 · +2 −1
High · CVSS 8.7
EPSS 0.6%2026-05-01
ksmbd: fix null pointer dereference in alloc_preauth_hash()
CVE-2025-22037 · lines 376–381 · +2 −2
High · CVSS 7.5
EPSS 69.5%2025-04-16

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Other functions in these files

Functions in the same file that CVE fixes also changed.

1ksmbd_expire_sessionfs/smb/server/mgmt/user_session.c5 CVEs · 14 patches2024 to 2026
2__session_createfs/smb/server/mgmt/user_session.c4 CVEs · 11 patches2024 to 2026
3ksmbd_sessions_deregisterfs/smb/server/mgmt/user_session.c4 CVEs · 11 patches2024 to 2026
4ksmbd_session_rpc_openfs/smb/server/mgmt/user_session.c3 CVEs · 8 patches2024 to 2025
5ksmbd_session_lookup_slowpathfs/smb/server/mgmt/user_session.c2 CVEs · 5 patches2024 to 2025
6ksmbd_preauth_session_destroyfs/smb/server/mgmt/user_session.c1 CVEs · 4 patches2026
7ksmbd_session_destroyfs/smb/server/mgmt/user_session.c1 CVEs · 4 patches2026
8ksmbd_user_session_getfs/smb/server/mgmt/user_session.c1 CVEs · 3 patches2024

Other hotspots in the repository

Functions in torvalds/linux changed by the most CVE fixes.

smb2_sess_setup13 CVEs · fs/smb/server/smb2pdu.c adjust_ptr_min_max_vals13 CVEs · kernel/bpf/verifier.c ext4_fill_super13 CVEs · fs/ext4/super.c bcm_rx_setup12 CVEs · net/can/bcm.c copy_process12 CVEs · kernel/fork.c smb2_sess_setup11 CVEs · fs/ksmbd/smb2pdu.c

All patched functions in torvalds/linux

Frequently asked questions

Common questions about CVE fixes to destroy_previous_session.

How many CVEs have patched destroy_previous_session?: 4 published CVEs changed destroy_previous_session in torvalds/linux, in 11 distinct patches totalling 28 changed lines, between 2025 and 2026.
What is the latest CVE that changed destroy_previous_session?: CVE-2026-98115 (ksmbd: safely drain sessions during logoff), published 2026-09-25, changed lines 669 to 683 of fs/smb/server/mgmt/user_session.c.
How does destroy_previous_session compare to the rest of torvalds/linux?: torvalds/linux has 19,281 CVEs with a located fix in total; 4 of them changed destroy_previous_session.
What do the line numbers refer to?: Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

References

fs/smb/server/mgmt/user_session.c on GitHub (opens in a new tab)
All patched functions in torvalds/linux
Patched functions directory

Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.

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On this page

Overview
CVEs that patched it
Other functions in these files
Other hotspots in the repository
FAQ
References