A double free bug in packet_set_ring() in net/packet/af_packet.c can be exploited by a local user through crafted syscalls to escalate privileges or deny service. We recommend upgrading kernel past the effected versions or rebuilding past ec6af094ea28f0f2dda1a6a33b14cd57e36a9755
References
| Link | Resource |
|---|---|
| https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=ec6af094ea28f0f2dda1a6a33b14cd57e36a9755 | Mailing List Patch |
| https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html | Mailing List Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20230110-0002/ | Third Party Advisory |
| https://www.debian.org/security/2022/dsa-5096 | Third Party Advisory |
| https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=ec6af094ea28f0f2dda1a6a33b14cd57e36a9755 | Mailing List Patch |
| https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html | Mailing List Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20230110-0002/ | Third Party Advisory |
| https://www.debian.org/security/2022/dsa-5096 | Third Party Advisory |
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22600 | US Government Resource |
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History
24 Oct 2025, 13:54
| Type | Values Removed | Values Added |
|---|---|---|
| First Time |
Netapp 8300 Firmware
Netapp a400 Netapp 8700 Netapp 8700 Firmware Netapp 8300 Netapp c400 Netapp a400 Firmware Netapp c400 Firmware |
|
| CPE | cpe:2.3:o:netapp:8300_firmware:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:8300:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:a400_firmware:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:c400_firmware:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:8700:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:c400:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:a400:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:8700_firmware:-:*:*:*:*:*:*:* |
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| References | () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22600 - US Government Resource |
22 Oct 2025, 00:17
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21 Oct 2025, 20:18
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21 Oct 2025, 19:18
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Information
Published : 2022-01-26 14:15
Updated : 2025-10-24 13:54
NVD link : CVE-2021-22600
Mitre link : CVE-2021-22600
CVE.ORG link : CVE-2021-22600
JSON object : View
Products Affected
netapp
- h410s_firmware
- h300s
- h500s
- c400_firmware
- 8700
- h700s
- 8300
- h410c
- h300s_firmware
- h700s_firmware
- h410s
- a400_firmware
- 8700_firmware
- h500s_firmware
- h410c_firmware
- a400
- c400
- 8300_firmware
linux
- linux_kernel
debian
- debian_linux
CWE
CWE-415
Double Free
