CVE-2021-47344
N/A
Summary
In the Linux kernel, the following vulnerability has been resolved:
media: zr364xx: fix memory leak in zr364xx_start_readpipe
syzbot reported memory leak in zr364xx driver. The problem was in non-freed urb in case of usb_submit_urb() fail.
backtrace: [<ffffffff82baedf6>] kmalloc include/linux/slab.h:561 [inline] [<ffffffff82baedf6>] usb_alloc_urb+0x66/0xe0 drivers/usb/core/urb.c:74 [<ffffffff82f7cce8>] zr364xx_start_readpipe+0x78/0x130 drivers/media/usb/zr364xx/zr364xx.c:1022 [<ffffffff84251dfc>] zr364xx_board_init drivers/media/usb/zr364xx/zr364xx.c:1383 [inline] [<ffffffff84251dfc>] zr364xx_probe+0x6a3/0x851 drivers/media/usb/zr364xx/zr364xx.c:1516 [<ffffffff82bb6507>] usb_probe_interface+0x177/0x370 drivers/usb/core/driver.c:396 [<ffffffff826018a9>] really_probe+0x159/0x500 drivers/base/dd.c:576
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | ccbf035ae5de4c535160fc99f73feb44cc55b534 < c57b2bd3247925e253729dce283d6bf6abc9339d | affected |
| Linux | Linux | ccbf035ae5de4c535160fc99f73feb44cc55b534 < bbc80a972a3c5d7eba3f6c9c07af8fea42f5c513 | affected |
| Linux | Linux | ccbf035ae5de4c535160fc99f73feb44cc55b534 < b0633051a6cb24186ff04ce1af99c7de18c1987e | affected |
| Linux | Linux | ccbf035ae5de4c535160fc99f73feb44cc55b534 < 021c294dff030f3ba38eb81e400ba123db32ecbc | affected |
| Linux | Linux | ccbf035ae5de4c535160fc99f73feb44cc55b534 < 0edd6759167295ea9969e89283b81017b4c688aa | affected |
| Linux | Linux | ccbf035ae5de4c535160fc99f73feb44cc55b534 < c57bfd8000d7677bf435873b440eec0c47f73a08 | affected |
| Linux | Linux | ccbf035ae5de4c535160fc99f73feb44cc55b534 < 5f3f81f1c96b501d180021c23c25e9f48eaab235 | affected |
| Linux | Linux | ccbf035ae5de4c535160fc99f73feb44cc55b534 < d69b39d89f362cfeeb54a68690768d0d257b2c8f | affected |
| Linux | Linux | ccbf035ae5de4c535160fc99f73feb44cc55b534 < 0a045eac8d0427b64577a24d74bb8347c905ac65 | affected |
| Linux | Linux | 2.6.32 | affected |
| Linux | Linux | 0 < 2.6.32 | unaffected |
| Linux | Linux | 4.4.276 <= 4.4.* | unaffected |
| Linux | Linux | 4.9.276 <= 4.9.* | unaffected |
| Linux | Linux | 4.14.240 <= 4.14.* | unaffected |
| Linux | Linux | 4.19.198 <= 4.19.* | unaffected |
| Linux | Linux | 5.4.133 <= 5.4.* | unaffected |
| Linux | Linux | 5.10.51 <= 5.10.* | unaffected |
| Linux | Linux | 5.12.18 <= 5.12.* | unaffected |
| Linux | Linux | 5.13.3 <= 5.13.* | unaffected |
| Linux | Linux | 5.14 <= * | unaffected |
Weaknesses
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
CVE Program Container
Additional References
- https://git.kernel.org/stable/c/c57b2bd3247925e253729dce283d6bf6abc9339d
- https://git.kernel.org/stable/c/bbc80a972a3c5d7eba3f6c9c07af8fea42f5c513
- https://git.kernel.org/stable/c/b0633051a6cb24186ff04ce1af99c7de18c1987e
- https://git.kernel.org/stable/c/021c294dff030f3ba38eb81e400ba123db32ecbc
- https://git.kernel.org/stable/c/0edd6759167295ea9969e89283b81017b4c688aa
- https://git.kernel.org/stable/c/c57bfd8000d7677bf435873b440eec0c47f73a08
- https://git.kernel.org/stable/c/5f3f81f1c96b501d180021c23c25e9f48eaab235
- https://git.kernel.org/stable/c/d69b39d89f362cfeeb54a68690768d0d257b2c8f
- https://git.kernel.org/stable/c/0a045eac8d0427b64577a24d74bb8347c905ac65
References
- https://git.kernel.org/stable/c/c57b2bd3247925e253729dce283d6bf6abc9339d
- https://git.kernel.org/stable/c/bbc80a972a3c5d7eba3f6c9c07af8fea42f5c513
- https://git.kernel.org/stable/c/b0633051a6cb24186ff04ce1af99c7de18c1987e
- https://git.kernel.org/stable/c/021c294dff030f3ba38eb81e400ba123db32ecbc
- https://git.kernel.org/stable/c/0edd6759167295ea9969e89283b81017b4c688aa
- https://git.kernel.org/stable/c/c57bfd8000d7677bf435873b440eec0c47f73a08
- https://git.kernel.org/stable/c/5f3f81f1c96b501d180021c23c25e9f48eaab235
- https://git.kernel.org/stable/c/d69b39d89f362cfeeb54a68690768d0d257b2c8f
- https://git.kernel.org/stable/c/0a045eac8d0427b64577a24d74bb8347c905ac65
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