Home/CVE/An issue was discovered in the Linux kernel through 6.0.9. drivers/media/dvb-core/dvb_net.c has a .disconnect versus dvb
CVE

CVE-2022-45886

An issue was discovered in the Linux kernel through 6.0.9. drivers/media/dvb-core/dvb_net.c has a .disconnect versus dvb

An issue was discovered in the Linux kernel through 6.0.9. drivers/media/dvb-core/dvb_net.c has a .disconnect versus dvb_device_open race condition that leads to a use-after-free.

HIGH · CVSS 7 EPSS 0.0002
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CWE-416Use After Free
▤

Affected Products & Versions

11
linux kernel>= 2.6.12 and < 4.19.285
linux kernel>= 4.20 and < 5.4.246
linux kernel>= 5.5 and < 5.10.183
linux kernel>= 5.11 and < 5.15.116
linux kernel>= 5.16 and < 6.1.33
linux kernel>= 6.2 and < 6.3.7
netapp h410c firmwareall versions
netapp h300s firmwareall versions
▣

Scoring & Timeline

7
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD25 Nov 2022 · 04:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

26
rhsaRHSA-2023:7539Low
rhsaRHSA-2023:7398Moderate
suse-csafopenSUSE-SU-2024:12994-1
suse-csafopenSUSE-SU-2024:13704-1
siemens-csafSSA-337522
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4172385b0c9ac366dcab78eda48c26814b87ed1a
https://lore.kernel.org/linux-media/20221115131822.6640-1-imv4bel%40gmail.com/Mailing ListPatchThird Party Advisory
https://lore.kernel.org/linux-media/20221115131822.6640-3-imv4bel%40gmail.com/PatchThird Party AdvisoryURL Repurposed
https://security.netapp.com/advisory/ntap-20230113-0006/Third Party Advisory
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