*** BLURB HERE ***
Ye Bin (1): vfio/pci: fix potential memory leak in vfio_intx_enable()
drivers/vfio/pci/vfio_pci_intrs.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
反馈： 您发送到kernel@openeuler.org的补丁/补丁集，已成功转换为PR！ PR链接地址： https://gitee.com/openeuler/kernel/pulls/9414 邮件列表地址：https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/P...
FeedBack: The patch(es) which you have sent to kernel@openeuler.org mailing list has been converted to a pull request successfully! Pull request link: https://gitee.com/openeuler/kernel/pulls/9414 Mailing list address: https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/P...
From: Ye Bin yebin10@huawei.com
stable inclusion from stable-v6.6.32 commit 0bd22a4966d55f1d2c127a53300d5c2b50152376 category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/IA7D2E CVE: CVE-2024-38632
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
--------------------------------
[ Upstream commit 82b951e6fbd31d85ae7f4feb5f00ddd4c5d256e2 ]
If vfio_irq_ctx_alloc() failed will lead to 'name' memory leak.
Fixes: 18c198c96a81 ("vfio/pci: Create persistent INTx handler") Signed-off-by: Ye Bin yebin10@huawei.com Reviewed-by: Kevin Tian kevin.tian@intel.com Acked-by: Reinette Chatre reinette.chatre@intel.com Link: https://lore.kernel.org/r/20240415015029.3699844-1-yebin10@huawei.com Signed-off-by: Alex Williamson alex.williamson@redhat.com Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Huang Xiaojia huangxiaojia2@huawei.com --- drivers/vfio/pci/vfio_pci_intrs.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/vfio/pci/vfio_pci_intrs.c b/drivers/vfio/pci/vfio_pci_intrs.c index 99bbd647e5d8..620134041b48 100644 --- a/drivers/vfio/pci/vfio_pci_intrs.c +++ b/drivers/vfio/pci/vfio_pci_intrs.c @@ -277,8 +277,10 @@ static int vfio_intx_enable(struct vfio_pci_core_device *vdev, return -ENOMEM;
ctx = vfio_irq_ctx_alloc(vdev, 0); - if (!ctx) + if (!ctx) { + kfree(name); return -ENOMEM; + }
ctx->name = name; ctx->trigger = trigger;
-
Huang Xiaojia -
patchwork bot