CVE-2021-47344
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2021
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
media: zr364xx: fix memory leak in zr364xx_start_readpipe
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
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| ccbf035ae5de4c535160fc99f73feb44cc55b534 | affected | git | c57b2bd3247925e253729dce283d6bf6abc9339d | Unavailable | None listed |
| ccbf035ae5de4c535160fc99f73feb44cc55b534 | affected | git | bbc80a972a3c5d7eba3f6c9c07af8fea42f5c513 | Unavailable | None listed |
| ccbf035ae5de4c535160fc99f73feb44cc55b534 | affected | git | b0633051a6cb24186ff04ce1af99c7de18c1987e | Unavailable | None listed |
| ccbf035ae5de4c535160fc99f73feb44cc55b534 | affected | git | 021c294dff030f3ba38eb81e400ba123db32ecbc | Unavailable | None listed |
| ccbf035ae5de4c535160fc99f73feb44cc55b534 | affected | git | 0edd6759167295ea9969e89283b81017b4c688aa | Unavailable | None listed |
| ccbf035ae5de4c535160fc99f73feb44cc55b534 | affected | git | c57bfd8000d7677bf435873b440eec0c47f73a08 | Unavailable | None listed |
| ccbf035ae5de4c535160fc99f73feb44cc55b534 | affected | git | 5f3f81f1c96b501d180021c23c25e9f48eaab235 | Unavailable | None listed |
| ccbf035ae5de4c535160fc99f73feb44cc55b534 | affected | git | d69b39d89f362cfeeb54a68690768d0d257b2c8f | Unavailable | None listed |
| ccbf035ae5de4c535160fc99f73feb44cc55b534 | affected | git | 0a045eac8d0427b64577a24d74bb8347c905ac65 | Unavailable | None listed |
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
affected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 2.6.32 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 2.6.32 | Unavailable | None listed |
| 4.4.276 | unaffected | semver | Unavailable | 4.4.* | None listed |
| 4.9.276 | unaffected | semver | Unavailable | 4.9.* | None listed |
| 4.14.240 | unaffected | semver | Unavailable | 4.14.* | None listed |
| 4.19.198 | unaffected | semver | Unavailable | 4.19.* | None listed |
| 5.4.133 | unaffected | semver | Unavailable | 5.4.* | None listed |
| 5.10.51 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.12.18 | unaffected | semver | Unavailable | 5.12.* | None listed |
| 5.13.3 | unaffected | semver | Unavailable | 5.13.* | None listed |
| 5.14 | unaffected | original_commit_for_fix | Unavailable | * | None listed |