Re: [PATCH] block/vmdk: prevent double-free in extent memory management

2025-03-10 Thread Kevin Wolf
Am 04.03.2025 um 10:04 hat ger...@altlinux.org geschrieben: > From: Denis Rastyogin > > This error was discovered by fuzzing qemu-img. > > A double-free issue in the VMDK driver occurs when handling snapshots. > The memory allocated for extent structures is freed twice: first in > vmdk_close (bl

[PATCH] block/vmdk: prevent double-free in extent memory management

2025-03-04 Thread gerben
From: Denis Rastyogin This error was discovered by fuzzing qemu-img. A double-free issue in the VMDK driver occurs when handling snapshots. The memory allocated for extent structures is freed twice: first in vmdk_close (block/vmdk.c) and then in vmdk_add_extent (block/vmdk.c). The fix ensures t