-------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2026-3f85a4eba7 2026-05-21 01:26:51.960484+00:00 --------------------------------------------------------------------------------
Name : kernel Product : Fedora 43 Version : 7.0.9 Release : 104.fc43 URL : https://www.kernel.org/ Summary : The Linux kernel Description : The kernel meta package
-------------------------------------------------------------------------------- Update Information:
The 7.0.9-104/204 kernels contain a fix for a SKBFL_SHARED_FRAG page-cache corruption vulnerability as well as some mitigations for PinTheft -------------------------------------------------------------------------------- ChangeLog:
* Tue May 19 2026 Justin M. Forbes jforbes@fedoraproject.org [7.0.9-4] - rxrpc: Fix RESPONSE packet verification to extract skb to a linear buffer (David Howells) - rxrpc: Fix DATA decrypt vs splice() by copying data to buffer in recvmsg (David Howells) - crypto/krb5, rxrpc: Fix lack of pre-decrypt/pre-verify length checks (David Howells) * Tue May 19 2026 Justin M. Forbes jforbes@fedoraproject.org [7.0.9-3] - net: gro: don't copy frags between mixed zcopy skbs (Sabrina Dubroca) -------------------------------------------------------------------------------- References:
[ 1 ] Bug #2479833 - kernel: Linux kernel: SKBFL_SHARED_FRAG page-cache corruption PoC [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2479833 --------------------------------------------------------------------------------
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-3f85a4eba7' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label
All packages are signed with the Fedora Project GPG key. More details on the GPG keys used by the Fedora Project can be found at https://fedoraproject.org/keys --------------------------------------------------------------------------------