SUSE-SU-2026:21354-1

This update for qemu fixes the following issues:

Update to version 10.0.9.

Security issues fixed:

• CVE-2026-3196: unbounded memory allocation and host denial-of-service via PCM_INFO requests sent from the guest (bsc#1259079).
• CVE-2026-3195: heap out-of-bounds write when reading input audio in the virtio-snd device input callback (bsc#1259080).
• CVE-2026-2243: heap out-of-bounds read and 12-byte information leak when processing specially crafted VMDK files with qemu-img (bsc#1258509).

Other updates and bugfixes:

• Version 10.0.9:

  • Full backport list: https://lore.kernel.org/qemu-devel/20260318045608.7E1B513DFF6@think4mjt.localdomain/
  • hyperv/syndbg: check length returned by cpu_physical_memory_map()
  • fuse: Copy write buffer content before polling
  • target/loongarch: Avoid recursive PNX exception on CSR_BADI fetch
  • target/loongarch: Preserve PTE permission bits in LDPTE
  • hw/net/npcm_gmac: Catch accesses off the end of the register array
  • linux-user: fix TIOCGSID ioctl
  • tests/tcg/multiarch/test-mmap: Check mmaps beyond reserved_va
  • bsd-user: Deal with mmap where start > reserved_va
  • linux-user: Deal with mmap where start > reserved_va
  • hw/net/xilinx_ethlite: Check for oversized TX packets
  • virtio-gpu: Ensure BHs are invoked only from main-loop thread
  • block/nfs: Do not enter coroutine from CB
  • block: Never drop BLOCK_IO_ERROR with action=stop for rate limiting
  • block/throttle-groups: fix deadlock with iolimits and muliple iothreads
  • mirror: Fix missed dirty bitmap writes during startup
  • block/curl: fix concurrent completion handling
  • block/vmdk: fix OOB read in vmdk_read_extent()
  • hw/net/smc91c111: Don't allow negative-length packets
  • io: fix cleanup for websock I/O source data on cancellation
  • io: fix cleanup for TLS I/O source data on cancellation
  • io: separate freeing of tasks from marking them as complete
  • target/i386/hvf/x86_mmu: Fix compiler warning
  • hw/i386/vmmouse: Fix hypercall clobbers
  • tests/docker: upgrade most non-lcitool debian tests to debian 13
  • hw/9pfs: fix missing EOPNOTSUPP on Twstat and Trenameat for fs synth driver
  • hw/9pfs: fix data race in v9fs_mark_fids_unreclaim()

• Add support for AMD-Turn CPUs (jsc#PED-13174)

  • target/i386: Add support for EPYC-Turin model (jsc#PED-13174)
  • target/i386: Update EPYC-Genoa for Cache property, perfmon-v2, RAS and SVM feature bits (jsc#PED-13174)
  • target/i386: Add couple of feature bits in CPUID_Fn80000021_EAX (jsc#PED-13174)
  • target/i386: Update EPYC-Milan CPU model for Cache property, RAS, SVM feature bits (jsc#PED-13174)
  • target/i386: Update EPYC-Rome CPU model for Cache property, RAS, SVM feature bits (jsc#PED-13174)
  • target/i386: Update EPYC CPU model for Cache property, RAS, SVM feature bits (jsc#PED-13174)