CVE-2022-49308
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2022
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
extcon: Modify extcon device to be created after driver data is set
In the Linux kernel, the following vulnerability has been resolved: extcon: Modify extcon device to be created after driver data is set Currently, someone can invoke the sysfs such as state_show() intermittently before dev_set_drvdata() is done. And it can be a cause of kernel Oops because of edev is Null at that time. So modified the driver registration to after setting drviver data. - Oops's backtrace. Backtrace: [<c067865c>] (state_show) from [<c05222e8>] (dev_attr_show) [<c05222c0>] (dev_attr_show) from [<c02c66e0>] (sysfs_kf_seq_show) [<c02c6648>] (sysfs_kf_seq_show) from [<c02c496c>] (kernfs_seq_show) [<c02c4938>] (kernfs_seq_show) from [<c025e2a0>] (seq_read) [<c025e11c>] (seq_read) from [<c02c50a0>] (kernfs_fop_read) [<c02c5064>] (kernfs_fop_read) from [<c0231cac>] (__vfs_read) [<c0231c5c>] (__vfs_read) from [<c0231ee0>] (vfs_read) [<c0231e34>] (vfs_read) from [<c0232464>] (ksys_read) [<c02323f0>] (ksys_read) from [<c02324fc>] (sys_read) [<c02324e4>] (sys_read) from [<c00091d0>] (__sys_trace_return)
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) |
|---|---|---|---|---|---|
| de55d8716ac50a356cea736c29bb7db5ac3d0190 | affected | git | 6e721f3ad0535b24f19a62420f4da95212cf069c | Unavailable | None listed |
| de55d8716ac50a356cea736c29bb7db5ac3d0190 | affected | git | cb81ea998c461868d1168411a867d8ffee12f23f | Unavailable | None listed |
| de55d8716ac50a356cea736c29bb7db5ac3d0190 | affected | git | d472c78cc82999d07bd09193a6718016ce9cd386 | Unavailable | None listed |
| de55d8716ac50a356cea736c29bb7db5ac3d0190 | affected | git | abf3b222614f49f98e606fccdd269161c0d70204 | Unavailable | None listed |
| de55d8716ac50a356cea736c29bb7db5ac3d0190 | affected | git | 368e68ad6da4317fc4170e8d92b51c13d1bfe7a7 | Unavailable | None listed |
| de55d8716ac50a356cea736c29bb7db5ac3d0190 | affected | git | 35ff1ac55d301efb3f467cf5426faaeb3452994b | Unavailable | None listed |
| de55d8716ac50a356cea736c29bb7db5ac3d0190 | affected | git | 033ec4e7e59ae5e1ef1e8c10bc6552926044ed1c | Unavailable | None listed |
| de55d8716ac50a356cea736c29bb7db5ac3d0190 | affected | git | 5dcc2afe716d69f5112ce035cb14f007461ff189 | 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) |
|---|---|---|---|---|---|
| 3.5 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 3.5 | Unavailable | None listed |
| 4.14.283 | unaffected | semver | Unavailable | 4.14.* | None listed |
| 4.19.247 | unaffected | semver | Unavailable | 4.19.* | None listed |
| 5.4.198 | unaffected | semver | Unavailable | 5.4.* | None listed |
| 5.10.122 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.15.47 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 5.17.15 | unaffected | semver | Unavailable | 5.17.* | None listed |
| 5.18.4 | unaffected | semver | Unavailable | 5.18.* | None listed |
| 5.19 | unaffected | original_commit_for_fix | Unavailable | * | None listed |