CVE-2022-49727

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Source
https://cve.org/CVERecord?id=CVE-2022-49727
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49727.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2022-49727
Downstream
Related
Published
2025-02-26T02:24:38.672Z
Modified
2026-04-11T12:44:27.761832Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg
Details

In the Linux kernel, the following vulnerability has been resolved:

ipv6: Fix signed integer overflow in l2tpip6sendmsg

When len >= INT_MAX - transhdrlen, ulen = len + transhdrlen will be overflow. To fix, we can follow what udpv6 does and subtract the transhdrlen from the max.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49727.json",
    "cna_assigner": "Linux"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
a32e0eec7042b21ccb52896cf715e3e2641fed93
Fixed
2cf73c7cb6125083408d77f43d0e84d86aed0000
Fixed
0e818d433fc2718fe4da044ffca7431812a7e04e
Fixed
6c4e3486d21173d60925ef52e512cae727b43d30
Fixed
2f42389d270f2304c8855b0b63498a5a4d0c053d
Fixed
b8879ca1fd7348b4d5db7db86dcb97f60c73d751
Fixed
27a37755ceb401111ded76810359d3adc4b268a1
Fixed
034246122f5c5e2e2a0b9fe04e24517920e9beb1
Fixed
f638a84afef3dfe10554c51820c16e39a278c915

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49727.json"

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
3.5.0
Fixed
4.9.320
Type
ECOSYSTEM
Events
Introduced
4.10.0
Fixed
4.14.285
Type
ECOSYSTEM
Events
Introduced
4.15.0
Fixed
4.19.249
Type
ECOSYSTEM
Events
Introduced
4.20.0
Fixed
5.4.200
Type
ECOSYSTEM
Events
Introduced
5.5.0
Fixed
5.10.124
Type
ECOSYSTEM
Events
Introduced
5.11.0
Fixed
5.15.49
Type
ECOSYSTEM
Events
Introduced
5.16.0
Fixed
5.18.6

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49727.json"