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errata och säkerhetspatchar för openbsd

openbsd 7.9 errata 026: sysvipc

2026-09-30 — common — syspatch: amd64, arm64, i386

A reference counting bug could lead to use-after-free in the kernel.

installera

# syspatch

källpatch

Apply by doing:
    signify -Vep /etc/signify/openbsd-79-base.pub -x 026_sysvipc.patch.sig \
        -m - | (cd /usr/src && patch -p0)

And then rebuild and install a new kernel:
    KK=`sysctl -n kern.osversion | cut -d# -f1`
    cd /usr/src/sys/arch/`machine`/compile/$KK
    make obj
    make config
    make
    make install

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