CVE-2023-32253
published 2025-08-02CVE-2023-32253: A flaw was found in the Linux kernel's ksmbd component. A deadlock is triggered by sending multiple concurrent session setup requests, possibly leading to a…
PriorityP425medium5.9CVSS 3.1
AVNACHPRNUINSUCNINAH
EPSS
0.30%
22.1th percentile
A flaw was found in the Linux kernel's ksmbd component. A deadlock is triggered by sending multiple concurrent session setup requests, possibly leading to a denial of service.
Affected
4 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 6.1.37-1 (bookworm) | linux 6.1.37-1 (bookworm) |
| linux | linux_kernel | >= 0 < 6.1.37-1 | 6.1.37-1 |
| linux | linux_kernel | >= 0 < 6.3.7-1 | 6.3.7-1 |
| linux | linux_kernel | >= 0 < 6.3.7-1 | 6.3.7-1 |
CVSS provenance
nvdv3.15.9MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
osv5.9MEDIUM
vendor_debian5.9MEDIUM
vendor_redhat5.9MEDIUM
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Red Hat
kernel: Deadlock in ksmbd_find_crypto_ctx()
vendor_redhat·2023-05-17·CVSS 5.9
CVE-2023-32253 [MEDIUM] CWE-413 kernel: Deadlock in ksmbd_find_crypto_ctx()
kernel: Deadlock in ksmbd_find_crypto_ctx()
A flaw was found in the Linux kernel's ksmbd component. A deadlock is triggered by sending multiple concurrent session setup requests, possibly leading to a denial of service.
A flaw was found in the Linux kernel's ksmbd component. A deadlock is triggered by sending multiple concurrent session setup requests, possibly leading to a denial of service.
Statement: The ksmbd kernel component is not shipped in any Red Hat Products.
Package: kernel (Red Hat Enterprise Linux 10) - Not affected
Package: kernel (Red Hat Enterprise Linux 6) - Not affected
Package: kernel (Red Hat Enterprise Linux 7) - Not affected
Package: kernel-rt (Red Hat Enterprise Linux 7) - Not affected
Package: kernel (Red Hat Enterprise Linux 8) - Not affected
Package: kern
Debian
CVE-2023-32253: linux - A flaw was found in the Linux kernel's ksmbd component. A deadlock is triggered ...
vendor_debian·2023·CVSS 5.9
CVE-2023-32253 [MEDIUM] CVE-2023-32253: linux - A flaw was found in the Linux kernel's ksmbd component. A deadlock is triggered ...
A flaw was found in the Linux kernel's ksmbd component. A deadlock is triggered by sending multiple concurrent session setup requests, possibly leading to a denial of service.
Scope: local
bookworm: resolved (fixed in 6.1.37-1)
bullseye: open
forky: resolved (fixed in 6.3.7-1)
sid: resolved (fixed in 6.3.7-1)
trixie: resolved (fixed in 6.3.7-1)
GHSA
GHSA-8vfh-pg44-pprg: A flaw was found in the Linux kernel's ksmbd component
ghsa_unreviewed·2025-08-03
CVE-2023-32253 [MEDIUM] CWE-413 GHSA-8vfh-pg44-pprg: A flaw was found in the Linux kernel's ksmbd component
A flaw was found in the Linux kernel's ksmbd component. A deadlock is triggered by sending multiple concurrent session setup requests, possibly leading to a denial of service.
OSV
CVE-2023-32253: A flaw was found in the Linux kernel's ksmbd component
osv·2025-08-02·CVSS 5.9
CVE-2023-32253 [MEDIUM] CVE-2023-32253: A flaw was found in the Linux kernel's ksmbd component
A flaw was found in the Linux kernel's ksmbd component. A deadlock is triggered by sending multiple concurrent session setup requests, possibly leading to a denial of service.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2025-08-02
Published