ipv6: fix panic when forwarding a pkt with no in6 dev
Published Feb 26, 2025
7.5
HIGHCVSS 3.1
EPSS 0.69%
Description
kongweibin reported a kernel panic in ip6_forward() when input interface has no in6 dev associated.
The following tc commands were used to reproduce this panic: tc qdisc del dev vxlan100 root tc qdisc add dev vxlan100 root netem corrupt 5%
Affected products
-
- Version StatusaffectedConstraints-
- Version StatusaffectedConstraints
- Version StatusaffectedConstraints
- Version StatusaffectedConstraints
- Version StatusaffectedConstraints
- Version StatusaffectedConstraints
- Version StatusaffectedConstraints
- Version
-
- Version 4.19.199StatusaffectedConstraints<4.19.239
- Version 5.10.54StatusaffectedConstraints<5.10.112
- Version 5.13.6StatusaffectedConstraints<5.14
- Version 5.4.136StatusaffectedConstraints<5.4.190
- Version
-
- Version 5.14StatusaffectedConstraints-
- Version 0StatusunaffectedConstraints<5.14
- Version 4.19.239StatusunaffectedConstraints<=4.19.*
- Version 5.10.112StatusunaffectedConstraints<=5.10.*
- Version 5.15.35StatusunaffectedConstraints<=5.15.*
- Version 5.17.4StatusunaffectedConstraints<=5.17.*
- Version 5.18StatusunaffectedConstraints<=*
- Version 5.4.190StatusunaffectedConstraints<=5.4.*
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Linux | Linux | unaffected |
| |||||||||||||||||||||||||||
| Linux | Linux | unaffected |
| |||||||||||||||||||||||||||
| Linux | Linux | affected |
|
- ≥ 4.19.199 · < 4.19.239
- ≥ 5.4.136 · < 5.4.190
- ≥ 5.10.54 · < 5.10.112
- ≥ 5.13.6 · < 5.14
- ≥ 5.14.1 · < 5.15.35
- ≥ 5.16 · < 5.17.4
- 5.14
- 5.14
- 5.14
- 5.14
- 5.14
- 5.14
- 5.14
- 5.18
- 5.18
No data.
Red Hat Enterprise Linux 10
kernel
Not affected
Red Hat Enterprise Linux 6
kernel
Out of support scope
Red Hat Enterprise Linux 7
kernel
Out of support scope
Red Hat Enterprise Linux 7
kernel-rt
Out of support scope
Red Hat Enterprise Linux 8
kernel
Out of support scope
Red Hat Enterprise Linux 8
kernel-rt
Out of support scope
Red Hat Enterprise Linux 9
kernel
Affected
Red Hat Enterprise Linux 9
kernel-rt
Affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 10 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 6 | kernel | Out of support scope | n/a |
| Red Hat Enterprise Linux 7 | kernel | Out of support scope | n/a |
| Red Hat Enterprise Linux 7 | kernel-rt | Out of support scope | n/a |
| Red Hat Enterprise Linux 8 | kernel | Out of support scope | n/a |
| Red Hat Enterprise Linux 8 | kernel-rt | Out of support scope | n/a |
| Red Hat Enterprise Linux 9 | kernel | Affected | n/a |
| Red Hat Enterprise Linux 9 | kernel-rt | Affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
No CWE recorded.
References (12)
- https://access.redhat.com/security/cve/CVE-2022-49048 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2347812 Issue Tracking
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-55155 Advisory
- https://git.kernel.org/stable/c/74b68f5249f16c5f7f675d0f604fa6ae20e3a151 Patch
- https://git.kernel.org/stable/c/a263712ba8c9ded25dd9d2d5ced11bcea5b33a3e Patch
- https://git.kernel.org/stable/c/ab2f5afb7af5c68389e8c7dd29e0a98fbeaaa435 Patch
- https://git.kernel.org/stable/c/adee01bbf6cb5b3e4ed08be8ff866aac90f13836 Patch
- https://git.kernel.org/stable/c/e3fa461d8b0e185b7da8a101fe94dfe6dd500ac0 Patch
- https://git.kernel.org/stable/c/e69fb3de87a8923e5931a272a38fa3cceb01da44 Patch
- https://lore.kernel.org/linux-cve-announce/2025022651-CVE-2022-49048-8b39@gregkh/T
- https://nvd.nist.gov/vuln/detail/CVE-2022-49048
- https://www.cve.org/CVERecord?id=CVE-2022-49048
Change history (0)
No recorded changes yet.