CVE-2023-52479
published 2024-02-29CVE-2023-52479: In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix uaf in smb20_oplock_break_ack drop reference after use opinfo.
PriorityP342high8.8CVSS 3.1
AVNACLPRLUINSUCHIHAH
EPSS
0.61%
48.8th percentile
In the Linux kernel, the following vulnerability has been resolved:
ksmbd: fix uaf in smb20_oplock_break_ack
drop reference after use opinfo.
Affected
16 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 6.1.64-1 (bookworm) | linux 6.1.64-1 (bookworm) |
| linux | linux | — | — |
| linux | linux | >= e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 < 694e13732e830cbbfedb562e57f28644927c33fd | 694e13732e830cbbfedb562e57f28644927c33fd |
| linux | linux | >= e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 < 8226ffc759ea59f10067b9acdf7f94bae1c69930 | 8226ffc759ea59f10067b9acdf7f94bae1c69930 |
| linux | linux | >= e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 < d5b0e9d3563e7e314a850e81f42b2ef6f39882f9 | d5b0e9d3563e7e314a850e81f42b2ef6f39882f9 |
| linux | linux | >= e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 < c69813471a1ec081a0b9bf0c6bd7e8afd818afce | c69813471a1ec081a0b9bf0c6bd7e8afd818afce |
| linux | linux_kernel | < 5.15.135 | 5.15.135 |
| linux | linux_kernel | — | — |
| linux | linux_kernel | — | — |
| linux | linux_kernel | — | — |
| linux | linux_kernel | — | — |
| linux | linux_kernel | >= 0 < 6.1.64-1 | 6.1.64-1 |
| linux | linux_kernel | >= 0 < 6.5.8-1 | 6.5.8-1 |
| linux | linux_kernel | >= 0 < 6.5.8-1 | 6.5.8-1 |
| linux | linux_kernel | >= 5.16 < 6.1.57 | 6.1.57 |
| linux | linux_kernel | >= 6.2 < 6.5.7 | 6.5.7 |
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
osv7.1HIGH
vendor_debian7.1HIGH
vendor_redhat7.1HIGH
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Red Hat
kernel: ksmbd: fix uaf in smb20_oplock_break_ack
vendor_redhat·2024-02-29·CVSS 7.1
CVE-2023-52479 [HIGH] CWE-416 kernel: ksmbd: fix uaf in smb20_oplock_break_ack
kernel: ksmbd: fix uaf in smb20_oplock_break_ack
In the Linux kernel, the following vulnerability has been resolved:
ksmbd: fix uaf in smb20_oplock_break_ack
drop reference after use opinfo.
A use-after-reference vulnerability was found in the Linux kernel, where accessing the opinfo structure after its reference count has been decremented using the opinfo_put() function could allow access to invalid or freed memory.
Statement: Red Hat Enterprise Linux 8 and 9 are not affected by this vulnerability.
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: kernel-rt (Red Hat Enterprise Linux
Debian
CVE-2023-52479: linux - In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix ...
vendor_debian·2023·CVSS 7.1
CVE-2023-52479 [HIGH] CVE-2023-52479: linux - In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix ...
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix uaf in smb20_oplock_break_ack drop reference after use opinfo.
Scope: local
bookworm: resolved (fixed in 6.1.64-1)
bullseye: resolved
forky: resolved (fixed in 6.5.8-1)
sid: resolved (fixed in 6.5.8-1)
trixie: resolved (fixed in 6.5.8-1)
GHSA
GHSA-cf5h-fpjr-xpm5: In the Linux kernel, the following vulnerability has been resolved:
ksmbd: fix uaf in smb20_oplock_break_ack
drop reference after use opinfo
ghsa_unreviewed·2024-02-29
CVE-2023-52479 [HIGH] CWE-416 GHSA-cf5h-fpjr-xpm5: In the Linux kernel, the following vulnerability has been resolved:
ksmbd: fix uaf in smb20_oplock_break_ack
drop reference after use opinfo
In the Linux kernel, the following vulnerability has been resolved:
ksmbd: fix uaf in smb20_oplock_break_ack
drop reference after use opinfo.
OSV
CVE-2023-52479: In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix uaf in smb20_oplock_break_ack drop reference after use opinfo
osv·2024-02-29·CVSS 7.1
CVE-2023-52479 [HIGH] CVE-2023-52479: In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix uaf in smb20_oplock_break_ack drop reference after use opinfo
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix uaf in smb20_oplock_break_ack drop reference after use opinfo.
No detection rules found.
No public exploits indexed.
https://git.kernel.org/stable/c/694e13732e830cbbfedb562e57f28644927c33fdhttps://git.kernel.org/stable/c/8226ffc759ea59f10067b9acdf7f94bae1c69930https://git.kernel.org/stable/c/c69813471a1ec081a0b9bf0c6bd7e8afd818afcehttps://git.kernel.org/stable/c/d5b0e9d3563e7e314a850e81f42b2ef6f39882f9https://git.kernel.org/stable/c/694e13732e830cbbfedb562e57f28644927c33fdhttps://git.kernel.org/stable/c/8226ffc759ea59f10067b9acdf7f94bae1c69930https://git.kernel.org/stable/c/c69813471a1ec081a0b9bf0c6bd7e8afd818afcehttps://git.kernel.org/stable/c/d5b0e9d3563e7e314a850e81f42b2ef6f39882f9
2024-02-29
Published