Displaying 3 results from an estimated 3 matches for "zyytlz".
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2022 Oct 29
3
[PATCH] drm/nouveau/mmu: fix use-after-free bug in nvkm_vmm_pfn_map
...will be freed in nvkm_vmm_node_merge.
The later use of vma will casue use after free.
Reported-by: Zheng Wang <hackerzheng666 at gmail.com>
Reported-by: Zhuorao Yang <alex000young at gmail.com>
Fix it by returning to upper caller as soon as error occurs.
Signed-off-by: Zheng Wang <zyytlz.wz at 163.com>
---
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c
index ae793f400ba1..04befd28f80b 100644
--- a/drivers/gpu/drm/nouv...
2023 Mar 07
0
[PATCH] drm/nouveau/mmu: fix use-after-free bug in nvkm_vmm_pfn_map
...t; The later use of vma will casue use after free.
>
> Reported-by: Zheng Wang <hackerzheng666 at gmail.com>
> Reported-by: Zhuorao Yang <alex000young at gmail.com>
>
> Fix it by returning to upper caller as soon as error occurs.
>
> Signed-off-by: Zheng Wang <zyytlz.wz at 163.com>
> ---
> drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c
> index ae793f400ba1..04befd28f80b 100...
2023 Mar 07
1
[PATCH] drm/nouveau/mmu: fix use-after-free bug in nvkm_vmm_pfn_map
...t; The later use of vma will casue use after free.
>
> Reported-by: Zheng Wang <hackerzheng666 at gmail.com>
> Reported-by: Zhuorao Yang <alex000young at gmail.com>
>
> Fix it by returning to upper caller as soon as error occurs.
>
> Signed-off-by: Zheng Wang <zyytlz.wz at 163.com>
> ---
> drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c
> index ae793f400ba1..04befd28f80b 100...