CVE-2022-48823

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Source
https://cve.org/CVERecord?id=CVE-2022-48823
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-48823.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2022-48823
Downstream
Related
Published
2024-07-16T11:44:09.303Z
Modified
2026-03-14T12:00:41.682583Z
Summary
scsi: qedf: Fix refcount issue when LOGO is received during TMF
Details

In the Linux kernel, the following vulnerability has been resolved:

scsi: qedf: Fix refcount issue when LOGO is received during TMF

Hung task call trace was seen during LOGO processing.

[ 974.309625] host1: rport 016900: Received LOGO request while in state Ready [ 974.309627] host1: rport 016900: Delete port [ 974.309642] host1: rport 016900: work event 3 [ 974.309644] host1: rport 016900: lld callback ev 3 [ 984.031088] INFO: task jbd2/dm-15-8:7645 blocked for more than 120 seconds. [ 984.031136] Not tainted 4.18.0-305.el8.x86_64 #1

[ 984.031166] "echo 0 > /proc/sys/kernel/hungtasktimeout_secs" disables this message. [ 984.031209] jbd2/dm-15-8 D 0 7645 2 0x80004080 [ 984.031212] Call Trace: [ 984.031222] __schedule+0x2c4/0x700 [ 984.031230] ? unfreezepartials.isra.83+0x16e/0x1a0 [ 984.031233] ? bitwaittimeout+0x90/0x90 [ 984.031235] schedule+0x38/0xa0 [ 984.031238] ioschedule+0x12/0x40 [ 984.031240] bitwaitio+0xd/0x50 [ 984.031243] __waitonbit+0x6c/0x80 [ 984.031248] ? freebufferhead+0x21/0x50 [ 984.031251] outoflinewaitonbit+0x91/0xb0 [ 984.031257] ? initwaitvarentry+0x50/0x50 [ 984.031268] jbd2journalcommittransaction+0x112e/0x19f0 [jbd2] [ 984.031280] kjournald2+0xbd/0x270 [jbd2] [ 984.031284] ? finishwait+0x80/0x80 [ 984.031291] ? committimeout+0x10/0x10 [jbd2] [ 984.031294] kthread+0x116/0x130 [ 984.031300] ? kthreadflushworkfn+0x10/0x10 [ 984.031305] retfromfork+0x1f/0x40

There was a ref count issue when LOGO is received during TMF. This leads to one of the I/Os hanging with the driver. Fix the ref count.

Database specific 
{
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48823.json"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
61d8658b4a435eac729966cc94cdda077a8df5cd
Fixed
7cc32ff0cd6c44a3c26de5faecfe8b5546198fad
Fixed
87f187e5265bc8e3b38faef8b9db864cdd61dde7
Fixed
6be8eaad75ca73131e2a697f0270dc8ee73814a8
Fixed
7fcbed38503bb34c6e6538b6a9482d1c6bead1e8
Fixed
5239ab63f17cee643bd4bf6addfedebaa7d4f41e

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-48823.json"