Is CVE-2026-53006 in the CISA KEV catalog?

No. CVE-2026-53006 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-53006?

CVE-2026-53006 has a CVSS v3 base score of 7.0 (Moderate).

What is the EPSS score for CVE-2026-53006?

CVE-2026-53006 has an EPSS score of 0.39% (31th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-53006?

Upgrade linux on debian 11 to 5.10.259-1 or later. Fixes are available for 107 affected products.

CVE & CISA-KEV Catalog

CVE-2026-53006

MEDIUM

7.0

CVSS v3

NVD

Description

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible UAF in icmpv6_rcv() Caching saddr and daddr before pskb_pull() is problematic since skb->head can change. Remove these temporary variables: - We only access &ipv6_hdr(skb)->saddr and &ipv6_hdr(skb)->daddr when net_dbg_ratelimited() is called in the slow path. - Avoid potential future misuse after pskb_pull() call.

CWE-416Use After Free CWE-825

How to fix

Remediation Available

linuxDebian

Fixed in:5.10.259-1CVE-2026-53006

Fixed in:6.1.176-1CVE-2026-53006

Fixed in:6.12.94-1CVE-2026-53006

Fixed in:7.0.10-1CVE-2026-53006

linuxUbuntu

Fixed in:5.15.0-186.196USN-8575-1

Fixed in:6.8.0-136.136USN-8567-1

linux-gcpUbuntu

Fixed in:5.15.0-1112.122USN-8575-1

Fixed in:6.8.0-1064.72USN-8567-1

linux-gcp-6.8Ubuntu

Fixed in:6.8.0-1064.72~22.04.1USN-8567-1

linux-gcp-fipsUbuntu

Fixed in:5.15.0-1112.122+fips1USN-8575-1

Fixed in:6.8.0-1064.72+fips1USN-8574-1

linux-gkeUbuntu

Fixed in:5.15.0-1108.114USN-8575-1

Fixed in:6.8.0-1059.67USN-8567-1

linux-gkeopUbuntu

Fixed in:5.15.0-1095.103USN-8575-1

Fixed in:6.8.0-1046.50USN-8567-1

linux-hwe-5.15Ubuntu

Fixed in:5.15.0-186.196~20.04.1USN-8575-1

linux-hwe-7.0Ubuntu

Fixed in:7.0.0-28.28~24.04.1USN-8569-1

linux-image-5.15.0-1064-nvidia-tegraUbuntu

Fixed in:5.15.0-1064.66~20.04.1USN-8576-1

linux-image-5.15.0-1064-nvidia-tegra-rtUbuntu

Fixed in:5.15.0-1064.66~20.04.1USN-8576-1

linux-image-5.15.0-1075-xilinx-zynqmpUbuntu

Fixed in:5.15.0-1075.79USN-8575-1

linux-image-5.15.0-1095-gkeopUbuntu

Fixed in:5.15.0-1095.103USN-8575-1

linux-image-5.15.0-1104-kvmUbuntu

Fixed in:5.15.0-1104.109USN-8575-1

linux-image-5.15.0-1108-gkeUbuntu

Fixed in:5.15.0-1108.114USN-8575-1

linux-image-5.15.0-1111-realtimeUbuntu

Fixed in:5.15.0-1111.120USN-8575-1

linux-image-5.15.0-1112-gcpUbuntu

Fixed in:5.15.0-1112.122USN-8575-1

linux-image-5.15.0-1112-gcp-fipsUbuntu

Fixed in:5.15.0-1112.122+fips1USN-8575-1

linux-image-5.15.0-184-lowlatencyUbuntu

Fixed in:5.15.0-184.194~20.04.1USN-8575-1

Fixed in:5.15.0-184.194USN-8575-1

linux-image-5.15.0-184-lowlatency-64kUbuntu

Fixed in:5.15.0-184.194~20.04.1USN-8575-1

Fixed in:5.15.0-184.194USN-8575-1

linux-image-5.15.0-186-genericUbuntu

Fixed in:5.15.0-186.196~20.04.1USN-8575-1

Fixed in:5.15.0-186.196USN-8575-1

linux-image-5.15.0-186-generic-64kUbuntu

Fixed in:5.15.0-186.196~20.04.1USN-8575-1

Fixed in:5.15.0-186.196USN-8575-1

linux-image-5.15.0-186-generic-lpaeUbuntu

Fixed in:5.15.0-186.196~20.04.1USN-8575-1

Fixed in:5.15.0-186.196USN-8575-1

linux-image-6.8.0-1046-gkeopUbuntu

Fixed in:6.8.0-1046.50USN-8567-1

linux-image-6.8.0-1059-gkeUbuntu

Fixed in:6.8.0-1059.67USN-8567-1

linux-image-6.8.0-1059-gke-64kUbuntu

Fixed in:6.8.0-1059.67USN-8567-1

linux-image-6.8.0-1064-gcpUbuntu

Fixed in:6.8.0-1064.72~22.04.1USN-8567-1

Fixed in:6.8.0-1064.72USN-8567-1

linux-image-6.8.0-1064-gcp-64kUbuntu

Fixed in:6.8.0-1064.72~22.04.1USN-8567-1

Fixed in:6.8.0-1064.72USN-8567-1

linux-image-6.8.0-1064-gcp-fipsUbuntu

Fixed in:6.8.0-1064.72+fips1USN-8574-1

linux-image-6.8.0-136-genericUbuntu

Fixed in:6.8.0-136.136USN-8567-1

linux-image-6.8.0-136-generic-64kUbuntu

Fixed in:6.8.0-136.136USN-8567-1

linux-image-6.8.1-1056-realtimeUbuntu

Fixed in:6.8.1-1056.57~22.04.2USN-8567-1

Fixed in:6.8.1-1056.57USN-8567-1

linux-image-7.0.0-28-genericUbuntu

Fixed in:7.0.0-28.28~24.04.1USN-8569-1

linux-image-7.0.0-28-generic-64kUbuntu

Fixed in:7.0.0-28.28~24.04.1USN-8569-1

linux-image-gcpUbuntu

Fixed in:6.8.0-1064.72~22.04.1USN-8567-1

linux-image-gcp-5.15Ubuntu

Fixed in:5.15.0.1112.109USN-8575-1

linux-image-gcp-6.8Ubuntu

Fixed in:6.8.0-1064.72~22.04.1USN-8567-1

Fixed in:6.8.0-1064.72USN-8567-1

linux-image-gcp-64kUbuntu

Fixed in:6.8.0-1064.72~22.04.1USN-8567-1

linux-image-gcp-64k-6.8Ubuntu

Fixed in:6.8.0-1064.72~22.04.1USN-8567-1

Fixed in:6.8.0-1064.72USN-8567-1

linux-image-gcp-64k-lts-24.04Ubuntu

Fixed in:6.8.0-1064.72USN-8567-1

linux-image-gcp-fipsUbuntu

Fixed in:5.15.0.1112.102USN-8575-1

Fixed in:6.8.0-1064.72+fips1USN-8574-1

linux-image-gcp-fips-5.15Ubuntu

Fixed in:5.15.0.1112.102USN-8575-1

linux-image-gcp-fips-6.8Ubuntu

Fixed in:6.8.0-1064.72+fips1USN-8574-1

linux-image-gcp-lts-22.04Ubuntu

Fixed in:5.15.0.1112.109USN-8575-1

linux-image-gcp-lts-24.04Ubuntu

Fixed in:6.8.0-1064.72USN-8567-1

linux-image-genericUbuntu

Fixed in:5.15.0.186.166USN-8575-1

Fixed in:6.8.0-136.136USN-8567-1

linux-image-generic-5.15Ubuntu

Fixed in:5.15.0.186.196~20.04.1USN-8575-1

Fixed in:5.15.0.186.166USN-8575-1

linux-image-generic-6.8Ubuntu

Fixed in:6.8.0-136.136USN-8567-1

linux-image-generic-64kUbuntu

Fixed in:5.15.0.186.166USN-8575-1

Fixed in:6.8.0-136.136USN-8567-1

linux-image-generic-64k-5.15Ubuntu

Fixed in:5.15.0.186.196~20.04.1USN-8575-1

Fixed in:5.15.0.186.166USN-8575-1

linux-image-generic-64k-6.8Ubuntu

Fixed in:6.8.0-136.136USN-8567-1

linux-image-generic-64k-7.0Ubuntu

Fixed in:7.0.0-28.28~24.04.1USN-8569-1

linux-image-generic-64k-hwe-20.04Ubuntu

Fixed in:5.15.0.186.196~20.04.1USN-8575-1

linux-image-generic-64k-hwe-24.04Ubuntu

Fixed in:7.0.0-28.28~24.04.1USN-8569-1

linux-image-generic-7.0Ubuntu

Fixed in:7.0.0-28.28~24.04.1USN-8569-1

linux-image-generic-hwe-20.04Ubuntu

Fixed in:5.15.0.186.196~20.04.1USN-8575-1

linux-image-generic-hwe-24.04Ubuntu

Fixed in:7.0.0-28.28~24.04.1USN-8569-1

linux-image-generic-lpaeUbuntu

Fixed in:5.15.0.186.166USN-8575-1

Fixed in:6.8.0-136.136USN-8567-1

linux-image-generic-lpae-5.15Ubuntu

Fixed in:5.15.0.186.196~20.04.1USN-8575-1

Fixed in:5.15.0.186.166USN-8575-1

linux-image-generic-lpae-hwe-20.04Ubuntu

Fixed in:5.15.0.186.196~20.04.1USN-8575-1

linux-image-gkeUbuntu

Fixed in:5.15.0.1108.107USN-8575-1

Fixed in:6.8.0-1059.67USN-8567-1

linux-image-gke-5.15Ubuntu

Fixed in:5.15.0.1108.107USN-8575-1

linux-image-gke-6.8Ubuntu

Fixed in:6.8.0-1059.67USN-8567-1

linux-image-gke-64kUbuntu

Fixed in:6.8.0-1059.67USN-8567-1

linux-image-gke-64k-6.8Ubuntu

Fixed in:6.8.0-1059.67USN-8567-1

linux-image-gkeopUbuntu

Fixed in:5.15.0.1095.94USN-8575-1

Fixed in:6.8.0-1046.50USN-8567-1

linux-image-gkeop-5.15Ubuntu

Fixed in:5.15.0.1095.94USN-8575-1

linux-image-gkeop-6.8Ubuntu

Fixed in:6.8.0-1046.50USN-8567-1

linux-image-intel-iot-realtimeUbuntu

Fixed in:6.8.1-1056.57USN-8567-1

linux-image-intel-iotgUbuntu

Fixed in:6.8.0-136.136USN-8567-1

linux-image-kvmUbuntu

Fixed in:5.15.0.1104.100USN-8575-1

Fixed in:6.8.0-136.136USN-8567-1

linux-image-kvm-5.15Ubuntu

Fixed in:5.15.0.1104.100USN-8575-1

linux-image-laptop-23.10Ubuntu

Fixed in:6.8.0-136.136USN-8567-1

linux-image-lowlatencyUbuntu

Fixed in:5.15.0.184.155USN-8575-1

linux-image-lowlatency-5.15Ubuntu

Fixed in:5.15.0.184.194~20.04.1USN-8575-1

Fixed in:5.15.0.184.155USN-8575-1

linux-image-lowlatency-64kUbuntu

Fixed in:5.15.0.184.155USN-8575-1

linux-image-lowlatency-64k-5.15Ubuntu

Fixed in:5.15.0.184.194~20.04.1USN-8575-1

Fixed in:5.15.0.184.155USN-8575-1

linux-image-lowlatency-64k-hwe-20.04Ubuntu

Fixed in:5.15.0.184.194~20.04.1USN-8575-1

linux-image-lowlatency-hwe-20.04Ubuntu

Fixed in:5.15.0.184.194~20.04.1USN-8575-1

linux-image-nvidia-tegraUbuntu

Fixed in:5.15.0.1064.66~20.04.1USN-8576-1

linux-image-nvidia-tegra-5.15Ubuntu

Fixed in:5.15.0.1064.66~20.04.1USN-8576-1

linux-image-nvidia-tegra-rtUbuntu

Fixed in:5.15.0.1064.66~20.04.1USN-8576-1

linux-image-nvidia-tegra-rt-5.15Ubuntu

Fixed in:5.15.0.1064.66~20.04.1USN-8576-1

linux-image-oem-20.04Ubuntu

Fixed in:5.15.0.186.196~20.04.1USN-8575-1

Fixed in:5.15.0.186.166USN-8575-1

Fixed in:6.8.0-136.136USN-8567-1

linux-image-oem-20.04bUbuntu

Fixed in:5.15.0.186.196~20.04.1USN-8575-1

Fixed in:6.8.0-136.136USN-8567-1

linux-image-oem-20.04cUbuntu

Fixed in:5.15.0.186.196~20.04.1USN-8575-1

Fixed in:6.8.0-136.136USN-8567-1

linux-image-oem-20.04dUbuntu

Fixed in:5.15.0.186.196~20.04.1USN-8575-1

Fixed in:6.8.0-136.136USN-8567-1

linux-image-oem-22.04Ubuntu

Fixed in:6.8.0-136.136USN-8567-1

linux-image-realtimeUbuntu

Fixed in:5.15.0.1111.115USN-8575-1

Fixed in:6.8.1-1056.57USN-8567-1

linux-image-realtime-5.15Ubuntu

Fixed in:5.15.0.1111.115USN-8575-1

linux-image-realtime-6.8.1Ubuntu

Fixed in:6.8.1-1056.57~22.04.2USN-8567-1

Fixed in:6.8.1-1056.57USN-8567-1

linux-image-realtime-hwe-22.04Ubuntu

Fixed in:6.8.1-1056.57~22.04.2USN-8567-1

linux-image-virtualUbuntu

Fixed in:5.15.0.186.166USN-8575-1

Fixed in:6.8.0-136.136USN-8567-1

linux-image-virtual-5.15Ubuntu

Fixed in:5.15.0.186.196~20.04.1USN-8575-1

Fixed in:5.15.0.186.166USN-8575-1

linux-image-virtual-6.8Ubuntu

Fixed in:6.8.0-136.136USN-8567-1

linux-image-virtual-7.0Ubuntu

Fixed in:7.0.0-28.28~24.04.1USN-8569-1

linux-image-virtual-hwe-20.04Ubuntu

Fixed in:5.15.0.186.196~20.04.1USN-8575-1

linux-image-virtual-hwe-24.04Ubuntu

Fixed in:7.0.0-28.28~24.04.1USN-8569-1

linux-image-xilinx-zynqmpUbuntu

Fixed in:5.15.0.1075.78USN-8575-1

linux-image-xilinx-zynqmp-5.15Ubuntu

Fixed in:5.15.0.1075.78USN-8575-1

linux-kvmUbuntu

Fixed in:5.15.0-1104.109USN-8575-1

linux-lowlatencyUbuntu

Fixed in:5.15.0-184.194USN-8575-1

linux-lowlatency-hwe-5.15Ubuntu

Fixed in:5.15.0-184.194~20.04.1USN-8575-1

linux-nvidia-tegra-5.15Ubuntu

Fixed in:5.15.0-1064.66~20.04.1USN-8576-1

linux-realtimeUbuntu

Fixed in:5.15.0-1111.120USN-8575-1

Fixed in:6.8.1-1056.57USN-8567-1

linux-realtime-6.8Ubuntu

Fixed in:6.8.1-1056.57~22.04.2USN-8567-1

linux-xilinx-zynqmpUbuntu

Fixed in:5.15.0-1075.79USN-8575-1

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U

Exploit Intelligence

0.39%probability of exploitation in 30 days

31stpercentile

Low risk: more likely to be exploited than 31% of all known CVEs.

References

Patch8

Third-Party Advisory3

Related Vulnerabilities

Other CWE-416 (Use After Free) vulnerabilities, ordered by exploit likelihood. View all

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CVE-2019-0708	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-31166	Critical	9.8	100%	KEV	Fix
CVE-2015-5119	Critical	9.8	99%	KEV	-
CVE-2010-3962	High	8.1	97%	KEV	-
CVE-2015-0313	Critical	9.8	96%	KEV	Fix
CVE-2017-9798	High	7.5	95%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-07-15.