CVE-2021-47602
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)
mac80211: track only QoS data frames for admission control
In the Linux kernel, the following vulnerability has been resolved: mac80211: track only QoS data frames for admission control For admission control, obviously all of that only works for QoS data frames, otherwise we cannot even access the QoS field in the header. Syzbot reported (see below) an uninitialized value here due to a status of a non-QoS nullfunc packet, which isn't even long enough to contain the QoS header. Fix this to only do anything for QoS data packets.
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) |
|---|---|---|---|---|---|
| 02219b3abca59fca81711bfe7ee78df7abad97ce | affected | git | 69f054d6642c8f6173724ce17e7ee3ff66b8f682 | Unavailable | None listed |
| 02219b3abca59fca81711bfe7ee78df7abad97ce | affected | git | 46b9e29db2012a4d2a40a26101862e002ccf387b | Unavailable | None listed |
| 02219b3abca59fca81711bfe7ee78df7abad97ce | affected | git | eed897a22230e3231a740eddd7d6d95ba476625f | Unavailable | None listed |
| 02219b3abca59fca81711bfe7ee78df7abad97ce | affected | git | 42d08e97b196479f593499e887a9ab81446a34b9 | Unavailable | None listed |
| 02219b3abca59fca81711bfe7ee78df7abad97ce | affected | git | d5e568c3a4ec2ddd23e7dc5ad5b0c64e4f22981a | 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) |
|---|---|---|---|---|---|
| 3.19 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 3.19 | Unavailable | None listed |
| 4.19.222 | unaffected | semver | Unavailable | 4.19.* | None listed |
| 5.4.168 | unaffected | semver | Unavailable | 5.4.* | None listed |
| 5.10.88 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.15.11 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 5.16 | unaffected | original_commit_for_fix | Unavailable | * | None listed |