CVE-2021-47576 scsi: scsi_debug: Sanity check block descriptor length in resp_mode_select()

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidebug: Sanity check block descriptor length in respmodeselect In respmodeselect sanity check the block descriptor len to avoid UAF. BUG: KASAN: use-after-free in respmodeselect+0xa4c/0xb40 drivers/scsi/scsidebug.c:2509...

CVE-2021-47576 scsi: scsi_debug: Sanity check block descriptor length in resp_mode_select()

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidebug: Sanity check block descriptor length in respmodeselect In respmodeselect sanity check the block descriptor len to avoid UAF. BUG: KASAN: use-after-free in respmodeselect+0xa4c/0xb40 drivers/scsi/scsidebug.c:2509...

CVE-2021-47576

CVE-2021-47576 concerns the Linux kernel SCSI subsystem, specifically the scsi_debug driver. The issue is a use-after-free (UAF) caused by insufficient validation of the block descriptor length in resp_mode_select(), leading to a KASAN crash (Read of size 1) in resp_mode_select() and related SCSI...

CVE-2021-47576

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidebug: Sanity check block descriptor length in respmodeselect In respmodeselect sanity check the block descriptor len to avoid UAF. BUG: KASAN: use-after-free in respmodeselect+0xa4c/0xb40 drivers/scsi/scsidebug.c:2509...

CVE-2021-47580: Out-of-bounds Write

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidebug: Fix type in mint to avoid stack OOB Change mint to use type "u32" instead of type "int" to avoid stack out of bounds. With mint type "int" the values get sign extended and the larger value gets used causing stack...

CVE-2021-47578: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidebug: Don't call kcalloc if size arg is zero If the size arg to kcalloc is zero, it returns ZEROSIZEPTR. Because of that, for a following NULL pointer check to work on the returned pointer, kcalloc must not be called...

CVE-2021-47576: Use After Free

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidebug: Sanity check block descriptor length in respmodeselect In respmodeselect sanity check the block descriptor len to avoid UAF. BUG: KASAN: use-after-free in respmodeselect+0xa4c/0xb40 drivers/scsi/scsidebug.c:2509...

SUSE CVE-2021-47219

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidebug: Fix out-of-bound read in respreporttgtpgs The following issue was observed running syzkaller: BUG: KASAN: slab-out-of-bounds in memcpy include/linux/string.h:377 inline BUG: KASAN: slab-out-of-bounds in...

CVE-2021-47191

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidebug: Fix out-of-bound read in respreadcap16 The following warning was observed running syzkaller: 3813.830724 sgwrite: data in/out 65466/242 bytes for SCSI command 0x9e-- guessing data in; 3813.830724 program...

CVE-2021-47219

A vulnerability was found in the Linux kernel, related to the Small Computer System Interface SCSI subsystem. This issue involves an out-of-bounds read in the scsidebug driver, which could allow an attacker to trigger a denial of service DoS. This issue occurs during the handling of certain SCSI...

CVE-2021-47219

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidebug: Fix out-of-bound read in respreporttgtpgs The following issue was observed running syzkaller: BUG: KASAN: slab-out-of-bounds in memcpy include/linux/string.h:377 inline BUG: KASAN: slab-out-of-bounds in...

CVE-2021-47219

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidebug: Fix out-of-bound read in respreporttgtpgs The following issue was observed running syzkaller: BUG: KASAN: slab-out-of-bounds in memcpy include/linux/string.h:377 inline BUG: KASAN: slab-out-of-bounds in...

CVE-2021-47191

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidebug: Fix out-of-bound read in respreadcap16 The following warning was observed running syzkaller: 3813.830724 sgwrite: data in/out 65466/242 bytes for SCSI command 0x9e-- guessing data in; 3813.830724 program...

CVE-2021-47191

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidebug: Fix out-of-bound read in respreadcap16 The following warning was observed running syzkaller: 3813.830724 sgwrite: data in/out 65466/242 bytes for SCSI command 0x9e-- guessing data in; 3813.830724 program...

CVE-2021-47219

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidebug: Fix out-of-bound read in respreporttgtpgs The following issue was observed running syzkaller: BUG: KASAN: slab-out-of-bounds in memcpy include/linux/string.h:377 inline BUG: KASAN: slab-out-of-bounds in...

CVE-2021-47191

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidebug: Fix out-of-bound read in respreadcap16 The following warning was observed running syzkaller: 3813.830724 sgwrite: data in/out 65466/242 bytes for SCSI command 0x9e-- guessing data in; 3813.830724 program...

CVE-2021-47219 scsi: scsi_debug: Fix out-of-bound read in resp_report_tgtpgs()

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidebug: Fix out-of-bound read in respreporttgtpgs The following issue was observed running syzkaller: BUG: KASAN: slab-out-of-bounds in memcpy include/linux/string.h:377 inline BUG: KASAN: slab-out-of-bounds in...

CVE-2021-47219 scsi: scsi_debug: Fix out-of-bound read in resp_report_tgtpgs()

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidebug: Fix out-of-bound read in respreporttgtpgs The following issue was observed running syzkaller: BUG: KASAN: slab-out-of-bounds in memcpy include/linux/string.h:377 inline BUG: KASAN: slab-out-of-bounds in...

CVE-2021-47219

CVE-2021-47219 involves the Linux kernel SCSI subsystem, specifically the scsi_debug path, where an out-of-bounds read occurs in resp_report_tgtpgs() due to an incorrect handling of lengths. The issue can manifest as a negative alen when userspace supplies a large length, enabling a slab/read bou...

CVE-2021-47219

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidebug: Fix out-of-bound read in respreporttgtpgs The following issue was observed running syzkaller: BUG: KASAN: slab-out-of-bounds in memcpy include/linux/string.h:377 inline BUG: KASAN: slab-out-of-bounds in...