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ksmbd - Fuzzing Improvements and Vulnerability Discovery (2/3)

Doyensec Blog · published 1 September 2025

A record is what was published and who pointed at it. The text of the post is not held here: read it at the source, or at its Wayback capture.

Read the post at blog.doyensec.com Wayback capture
2blogs citing
First cited
8 Sept 2025
Most recent
14 Sept 2025
Rank this month
not ranked
Links from this post
68
Words captured
4,273

Cited by

Blog
In the post
Date
willsroot.io
Eternal-Tux: Crafting a Linux Kernel KSMBD 0-Click RCE Exploit from N-Days Read at the source ↗
14 Sept 2025
PentesterLab
Research Worth Reading Week 36/2025 Read at the source ↗
8 Sept 2025

Links from this post

Link
Host
ksmbd vulnerability research Read at the source ↗
blog.doyensec.com
https://github.com/cifsd-team/ksmbd-tools/blob/master/ksmbd.conf.example
github.com
https://lore.kernel.org/linux-cve-announce/2024111946-CVE-2024-50285-6013@gregkh/
lore.kernel.org
https://github.com/google/syzkaller/blob/bf27483f963359281b2d9b6d6efd36289f82e282/pkg/mgrconfig/config.go
github.com
https://learn.microsoft.com/en-us/openspecs/windows_protocols/ms-smb2/6eaf6e75-9c23-4eda-be99-c9223c60b181
learn.microsoft.com
https://learn.microsoft.com/en-us/openspecs/windows_protocols/ms-smb2/5c03c9d6-15de-48a2-9835-8fb37f8a79d8
learn.microsoft.com
https://github.com/torvalds/linux/blob/beff0bc9d69bc8e733f9bca28e2d3df5b3e10e42/fs/smb/server/smbacl.c
github.com
https://github.com/torvalds/linux/commit/beff0bc9d69bc8e733f9bca28e2d3df5b3e10e42
github.com
https://github.com/google/syzkaller/blob/master/prog/any.go
github.com
https://github.com/google/syzkaller/commit/9fe8aa42c5bd11e2eb6952a16da6287205d7bf97
github.com
https://wiki.wireshark.org/SMB2
wiki.wireshark.org
https://wiki.wireshark.org/samplecaptures
wiki.wireshark.org
https://github.com/google/syzkaller/blob/master/tools/syz-db/syz-db.go
github.com
https://github.com/torvalds/linux/commit/15a9605f8d69dc85005b1a00c31a050b8625e1aa
github.com
https://docs.kernel.org/dev-tools/kasan.html
docs.kernel.org
https://docs.kernel.org/dev-tools/ubsan.html
docs.kernel.org
https://docs.kernel.org/dev-tools/kcsan.html
docs.kernel.org
https://github.com/torvalds/linux/commit/bf21e29d78cd2c2371023953d9c82dfef82ebb36
github.com
https://github.com/google/syzkaller/commit/fd8caa5462e64f37cb9eebd75ffca1737dde447d
github.com
https://github.com/torvalds/linux/commit/0ca6df4f40cf4c32487944aaf48319cb6c25accc
github.com
https://lore.kernel.org/linux-cve-announce/2025052059-CVE-2025-37947-8c07@gregkh/
lore.kernel.org
https://github.com/torvalds/linux/commit/53e3e5babc0963a92d856a5ec0ce92c59f54bc12
github.com
https://lore.kernel.org/linux-cve-announce/2025052002-CVE-2025-37956-a6aa@gregkh/
lore.kernel.org
https://github.com/torvalds/linux/commit/a1f46c99d9ea411f9bf30025b912d881d36fc709
github.com
https://lore.kernel.org/linux-cve-announce/2025052004-CVE-2025-37926-cf39@gregkh/
lore.kernel.org
https://github.com/torvalds/linux/commit/b37f2f332b40ad1c27f18682a495850f2f04db0a
github.com
https://lore.kernel.org/linux-cve-announce/2025050115-CVE-2025-37775-296d@gregkh/
lore.kernel.org
https://github.com/torvalds/linux/commit/18b4fac5ef17f77fed9417d22210ceafd6525fc7
github.com
https://lore.kernel.org/linux-cve-announce/2025050115-CVE-2025-37776-9bfb@gregkh/
lore.kernel.org
https://github.com/torvalds/linux/commit/21a4e47578d44c6b37c4fc4aba8ed7cc8dbb13de
github.com
https://lore.kernel.org/linux-cve-announce/2025050115-CVE-2025-37777-886d@gregkh/
lore.kernel.org
https://lore.kernel.org/linux-cve-announce/2025041659-CVE-2025-22038-1b5a@gregkh/
lore.kernel.org
https://lore.kernel.org/linux-cve-announce/2025041659-CVE-2025-22039-2a63@gregkh/
lore.kernel.org
https://lore.kernel.org/linux-cve-announce/2025041600-CVE-2025-22041-6dbd@gregkh/
lore.kernel.org
https://github.com/torvalds/linux/commit/ddb7ea36ba7129c2ed107e2186591128618864e1
github.com
https://lore.kernel.org/linux-cve-announce/2025041611-CVE-2025-22074-2c8b@gregkh/
lore.kernel.org
https://github.com/torvalds/linux/commit/bab703ed8472aa9d109c5f8c1863921533363dae
github.com
https://lore.kernel.org/linux-cve-announce/2025041600-CVE-2025-22042-2acc@gregkh/
lore.kernel.org
https://github.com/torvalds/linux/commit/542027e123fc0bfd61dd59e21ae0ee4ef2101b29
github.com
https://lore.kernel.org/linux-cve-announce/2025041600-CVE-2025-22043-a8b9@gregkh/
lore.kernel.org
https://github.com/torvalds/linux/commit/3aa660c059240e0c795217182cf7df32909dd917
github.com
https://lore.kernel.org/linux-cve-announce/2025040143-CVE-2025-21955-c393@gregkh/
lore.kernel.org
https://github.com/torvalds/linux/commit/bb39ed47065455604729404729d9116868638d31
github.com
https://lore.kernel.org/linux-cve-announce/2025040146-CVE-2025-21967-114e@gregkh/
lore.kernel.org
https://github.com/torvalds/linux/commit/84d2d1641b71dec326e8736a749b7ee76a9599fc
github.com
https://lore.kernel.org/linux-cve-announce/2025040136-CVE-2025-21945-d791@gregkh/
lore.kernel.org
https://github.com/torvalds/linux/commit/e26e2d2e15daf1ab33e0135caf2304a0cfa2744b
github.com
https://lore.kernel.org/linux-cve-announce/2025040135-CVE-2025-21944-d6eb@gregkh/
lore.kernel.org
https://github.com/torvalds/linux/commit/d6e13e19063db24f94b690159d0633aaf72a0f03
github.com
https://lore.kernel.org/linux-cve-announce/2025040136-CVE-2025-21946-63a2@gregkh/
lore.kernel.org
https://github.com/torvalds/linux/commit/e2ff19f0b7a30e03516e6eb73b948e27a55bc9d2
github.com
https://lore.kernel.org/linux-cve-announce/2025040136-CVE-2025-21947-fcc5@gregkh/
lore.kernel.org
https://github.com/torvalds/linux/commit/06a025448b572c3bd78dd23a31488a0907cd9512
github.com
https://github.com/torvalds/linux/commit/0a77d947f599b1f39065015bec99390d0c0022ee
github.com
https://github.com/torvalds/linux/commit/b8fc56fbca7482c1e5c0e3351c6ae78982e25ada
github.com
https://lore.kernel.org/linux-cve-announce/2024111944-CVE-2024-50283-3aad@gregkh/
lore.kernel.org
https://github.com/torvalds/linux/commit/c119f4ede3fa90a9463f50831761c28f989bfb20
github.com
https://lore.kernel.org/linux-cve-announce/2024111948-CVE-2024-50286-85e9@gregkh/
lore.kernel.org
https://github.com/torvalds/linux/commit/0a77715db22611df50b178374c51e2ba0d58866e
github.com
https://lore.kernel.org/linux-cve-announce/2024050141-CVE-2024-26980-4b16@gregkh/
lore.kernel.org
https://lwn.net/Articles/961961/
lwn.net
https://www.youtube.com/watch?v=Rg_VPMT0XXw
youtube.com
https://lwn.net/Articles/978711/
lwn.net
https://git.kernel.org/pub/scm/linux/security/vulns.git
git.kernel.org
https://github.com/google/syzkaller/blob/master/docs/syscall_descriptions_syntax.md
github.com
https://pwning.tech/ksmbd-syzkaller/
pwning.tech
https://gist.github.com/mudongliang/1af0e5a2e60f6cefb2a1e976e45365d4
gist.github.com
https://github.com/google/syzkaller
github.com