CVE-2026-63920

The CVE-2026-63920 entry describes a Linux kernel vulnerability in IPv6 extension header handling. The issue arises when ip6_datagram_recv_specific_ctl() builds IPV6_…cmsgs by trusting on-wire hdrlen (ptr[1]) during put_cmsg() length calculation. Although the write to hdrlen is in-bounds, reading...

CVE-2025-40278 net: sched: act_ife: initialize struct tc_ife to fix KMSAN kernel-infoleak

In the Linux kernel, the following vulnerability has been resolved: net: sched: actife: initialize struct tcife to fix KMSAN kernel-infoleak Fix a KMSAN kernel-infoleak detected by the syzbot . net? KMSAN: kernel-infoleak in skbdatagramiter In tcfifedump, the variable 'opt' was partially...

openchange security, bug fix and enhancement update

evolution-mapi 0.28.3-12 - Add patch for RH bug 903241 Double-free on message copy/move 0.28.3-11 - Add patch for RH bug 902932 Cannot connect with latest samba 0.28.3-10 - Drop multilib by obsoleting evolution-mapi 0.28.3-9 RH bug 886914. 0.28.3-9 - Adapt to OpenChange 1.0 RH bug 767678. 0.28.3-...

libpng: regression of CVE-2004-0421 in 1.2.23+

The pngformatbuffer function in pngerror.c in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4 allows remote attackers to cause a denial of service application crash via a crafted PNG image that triggers an out-of-bounds read during the copying of...