CVE-2022-49727

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Source
https://cve.org/CVERecord?id=CVE-2022-49727
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49727.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2022-49727
Downstream
Related
Published
2025-02-26T02:24:38.672Z
Modified
2026-04-02T08:27:52.809319Z
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 
{
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49727.json"
}
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/cve-osv-conversion/osv-output/CVE-2022-49727.json"