Medium severity5.5NVD Advisory· Published Feb 26, 2025· Updated Jun 17, 2026
CVE-2022-49727
CVE-2022-49727
Description
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.
AI Insight
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Affected products
13- osv-coords9 versionspkg:linux/kernelpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/suse/kgraft-patch-SLE12-SP5_Update_67&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012%20SP5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5
>= 3.5.0, < 4.9.320+ 8 more
- (no CPE)range: >= 3.5.0, < 4.9.320
- (no CPE)range: < 4.12.14-122.255.1
- (no CPE)range: < 4.12.14-122.255.1
- (no CPE)range: < 4.12.14-122.255.1
- (no CPE)range: < 4.12.14-122.255.1
- (no CPE)range: < 1-8.5.1
- (no CPE)range: < 4.12.14-122.255.1
- (no CPE)range: < 4.12.14-122.255.1
- (no CPE)range: < 4.12.14-122.255.1
Patches
Vulnerability mechanics
References
8- git.kernel.org/stable/c/034246122f5c5e2e2a0b9fe04e24517920e9beb1nvdPatch
- git.kernel.org/stable/c/0e818d433fc2718fe4da044ffca7431812a7e04envdPatch
- git.kernel.org/stable/c/27a37755ceb401111ded76810359d3adc4b268a1nvdPatch
- git.kernel.org/stable/c/2cf73c7cb6125083408d77f43d0e84d86aed0000nvdPatch
- git.kernel.org/stable/c/2f42389d270f2304c8855b0b63498a5a4d0c053dnvdPatch
- git.kernel.org/stable/c/6c4e3486d21173d60925ef52e512cae727b43d30nvdPatch
- git.kernel.org/stable/c/b8879ca1fd7348b4d5db7db86dcb97f60c73d751nvdPatch
- git.kernel.org/stable/c/f638a84afef3dfe10554c51820c16e39a278c915nvdPatch
News mentions
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