The vulnerability of the build_report() function in the net/xfrm/xfrm_user.c module of the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the buildreport function in the net/xfrm/xfrmuser.c module of the Linux kernel is related to the use of an uninitialized resource. Exploiting this vulnerability could allow an attacker to cause a service failure...

xfrm_user: fix info leak in build_report()

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SUSE CVE-2026-31671

In the Linux kernel, the following vulnerability has been resolved: xfrmuser: fix info leak in buildreport struct xfrmuserreport is a u8 proto field followed by a struct xfrmselector which means there is three "empty" bytes of padding, but the padding is never zeroed before copying to userspace...

CVE-2026-31671 xfrm_user: fix info leak in build_report()

In the Linux kernel, the following vulnerability has been resolved: xfrmuser: fix info leak in buildreport struct xfrmuserreport is a u8 proto field followed by a struct xfrmselector which means there is three "empty" bytes of padding, but the padding is never zeroed before copying to userspace...

CVE-2026-31671

In the Linux kernel, the following vulnerability has been resolved: xfrmuser: fix info leak in buildreport struct xfrmuserreport is a u8 proto field followed by a struct xfrmselector which means there is three "empty" bytes of padding, but the padding is never zeroed before copying to userspace...