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CVE-2023-53220

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

media: az6007: Fix null-ptr-deref in az6007_i2c_xfer()

In az6007_i2c_xfer, msg is controlled by user. When msg[i].buf
is null and msg[i].len is zero, former checks on msg[i].buf would be
passed. Malicious data finally reach az6007_i2c_xfer. If accessing
msg[i].buf[0] without sanity check, null ptr deref would happen.
We add check on msg[i].len to prevent crash.

Similar commit:
commit 0ed554fd769a
("media: dvb-usb: az6027: fix null-ptr-deref in az6027_i2c_xfer()")

Verknüpft mit AI von unstrukturierten Daten zu bestehenden CPE der NVD
Diese Information steht angemeldeten Benutzern zur Verfügung.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
Produkt Linux
Default Statusunaffected
Version < c6763fefa267f6e62595a6ac1f57815d99fc90b7
Version 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Status affected
Version < adcb73f8ce9aec48b1f85223f401c1574015d8d2
Version 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Status affected
Version < 991c77fe18c6f374bbf83376f8c42550aa565662
Version 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Status affected
Version < a9def3e9718a4dc756f48db147d42ec41a966240
Version 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Status affected
Version < 5b1ea100ad3695025969dc4693f307877fb688d6
Version 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Status affected
Version < 6ab7ea4e17d6a605d05308adf8f3408924770cba
Version 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Status affected
Version < a1110f19d4940e4185251d072cbb0ff51486a1e7
Version 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Status affected
Version < 1047f9343011f2cedc73c64829686206a7e9fc3f
Version 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Status affected
HerstellerLinux
Produkt Linux
Default Statusaffected
Version <= 4.14.*
Version 4.14.326
Status unaffected
Version <= 4.19.*
Version 4.19.295
Status unaffected
Version <= 5.4.*
Version 5.4.257
Status unaffected
Version <= 5.10.*
Version 5.10.197
Status unaffected
Version <= 5.15.*
Version 5.15.133
Status unaffected
Version <= 6.1.*
Version 6.1.55
Status unaffected
Version <= 6.5.*
Version 6.5.5
Status unaffected
Version <= *
Version 6.6
Status unaffected
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.03% 0.078
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String