CVE-2022-49727
published 2025-02-26CVE-2022-49727: In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg When len >= INT_MAX - transhdrlen…
PriorityP419medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.28%
20.2th percentile
In the Linux kernel, the following vulnerability has been resolved:
ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg
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.
Affected
22 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 5.18.14-1 (bookworm) | linux 5.18.14-1 (bookworm) |
| linux | linux | — | — |
| linux | linux | >= a32e0eec7042b21ccb52896cf715e3e2641fed93 < 2cf73c7cb6125083408d77f43d0e84d86aed0000 | 2cf73c7cb6125083408d77f43d0e84d86aed0000 |
| linux | linux | >= a32e0eec7042b21ccb52896cf715e3e2641fed93 < 0e818d433fc2718fe4da044ffca7431812a7e04e | 0e818d433fc2718fe4da044ffca7431812a7e04e |
| linux | linux | >= a32e0eec7042b21ccb52896cf715e3e2641fed93 < 6c4e3486d21173d60925ef52e512cae727b43d30 | 6c4e3486d21173d60925ef52e512cae727b43d30 |
| linux | linux | >= a32e0eec7042b21ccb52896cf715e3e2641fed93 < 2f42389d270f2304c8855b0b63498a5a4d0c053d | 2f42389d270f2304c8855b0b63498a5a4d0c053d |
| linux | linux | >= a32e0eec7042b21ccb52896cf715e3e2641fed93 < b8879ca1fd7348b4d5db7db86dcb97f60c73d751 | b8879ca1fd7348b4d5db7db86dcb97f60c73d751 |
| linux | linux | >= a32e0eec7042b21ccb52896cf715e3e2641fed93 < 27a37755ceb401111ded76810359d3adc4b268a1 | 27a37755ceb401111ded76810359d3adc4b268a1 |
| linux | linux | >= a32e0eec7042b21ccb52896cf715e3e2641fed93 < 034246122f5c5e2e2a0b9fe04e24517920e9beb1 | 034246122f5c5e2e2a0b9fe04e24517920e9beb1 |
| linux | linux | >= a32e0eec7042b21ccb52896cf715e3e2641fed93 < f638a84afef3dfe10554c51820c16e39a278c915 | f638a84afef3dfe10554c51820c16e39a278c915 |
| linux | linux_kernel | < 4.9.320 | 4.9.320 |
| linux | linux_kernel | — | — |
| linux | linux_kernel | >= 0 < 5.10.127-1 | 5.10.127-1 |
| linux | linux_kernel | >= 0 < 5.18.14-1 | 5.18.14-1 |
| linux | linux_kernel | >= 0 < 5.18.14-1 | 5.18.14-1 |
| linux | linux_kernel | >= 0 < 5.18.14-1 | 5.18.14-1 |
| linux | linux_kernel | >= 4.10 < 4.14.285 | 4.14.285 |
| linux | linux_kernel | >= 4.15 < 4.19.249 | 4.19.249 |
| linux | linux_kernel | >= 4.20 < 5.4.200 | 5.4.200 |
| linux | linux_kernel | >= 5.11 < 5.15.49 | 5.15.49 |
| linux | linux_kernel | >= 5.16 < 5.18.6 | 5.18.6 |
| linux | linux_kernel | >= 5.5 < 5.10.124 | 5.10.124 |
CVSS provenance
nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv5.5MEDIUM
vendor_debian5.5MEDIUM
vendor_redhat5.5MEDIUM
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GHSA
GHSA-3943-4f4j-gcgj: In the Linux kernel, the following vulnerability has been resolved:
ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg
When len >= INT_MAX - tran
ghsa_unreviewed·2025-03-07
CVE-2022-49727 [MEDIUM] CWE-190 GHSA-3943-4f4j-gcgj: In the Linux kernel, the following vulnerability has been resolved:
ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg
When len >= INT_MAX - tran
In the Linux kernel, the following vulnerability has been resolved:
ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg
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.
OSV
CVE-2022-49727: In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg When len >= INT_MAX - transh
osv·2025-02-26·CVSS 5.5
CVE-2022-49727 [MEDIUM] CVE-2022-49727: In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg When len >= INT_MAX - transh
In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg 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.
Red Hat
kernel: ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg
vendor_redhat·2025-02-26·CVSS 5.5
CVE-2022-49727 [MEDIUM] CWE-190 kernel: ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg
kernel: ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg
In the Linux kernel, the following vulnerability has been resolved:
ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg
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.
Package: kernel (Red Hat Enterprise Linux 10) - Not affected
Package: kernel (Red Hat Enterprise Linux 6) - Not affected
Package: kernel (Red Hat Enterprise Linux 7) - Not affected
Package: kernel-rt (Red Hat Enterprise Linux 7) - Not affected
Package: kernel (Red Hat Enterprise Linux 8) - Not affected
Package: kernel-rt (Red Hat Enterprise Linux 8) - Not affected
Package: kernel (Red Hat Enterprise Linux 9) - Not affected
Package: kernel-rt (R
Debian
CVE-2022-49727: linux - In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix s...
vendor_debian·2022·CVSS 5.5
CVE-2022-49727 [MEDIUM] CVE-2022-49727: linux - In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix s...
In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg 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.
Scope: local
bookworm: resolved (fixed in 5.18.14-1)
bullseye: resolved (fixed in 5.10.127-1)
forky: resolved (fixed in 5.18.14-1)
sid: resolved (fixed in 5.18.14-1)
trixie: resolved (fixed in 5.18.14-1)
No detection rules found.
No public exploits indexed.
https://git.kernel.org/stable/c/034246122f5c5e2e2a0b9fe04e24517920e9beb1https://git.kernel.org/stable/c/0e818d433fc2718fe4da044ffca7431812a7e04ehttps://git.kernel.org/stable/c/27a37755ceb401111ded76810359d3adc4b268a1https://git.kernel.org/stable/c/2cf73c7cb6125083408d77f43d0e84d86aed0000https://git.kernel.org/stable/c/2f42389d270f2304c8855b0b63498a5a4d0c053dhttps://git.kernel.org/stable/c/6c4e3486d21173d60925ef52e512cae727b43d30https://git.kernel.org/stable/c/b8879ca1fd7348b4d5db7db86dcb97f60c73d751https://git.kernel.org/stable/c/f638a84afef3dfe10554c51820c16e39a278c915
2025-02-26
Published