CVE-2021-47645
published 2025-02-26CVE-2021-47645: In the Linux kernel, the following vulnerability has been resolved: media: staging: media: zoran: calculate the right buffer number for zoran_reap_stat_com On…
PriorityP418medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.25%
16.2th percentile
In the Linux kernel, the following vulnerability has been resolved:
media: staging: media: zoran: calculate the right buffer number for zoran_reap_stat_com
On the case tmp_dcim=1, the index of buffer is miscalculated.
This generate a NULL pointer dereference later.
So let's fix the calcul and add a check to prevent this to reappear.
Affected
17 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 5.17.3-1 (bookworm) | linux 5.17.3-1 (bookworm) |
| linux | linux | — | — |
| linux | linux | — | — |
| linux | linux | >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 8dce4b265a5357731058f69645840dabc718c687 | 8dce4b265a5357731058f69645840dabc718c687 |
| linux | linux | >= 61c3b19f7b9eb7c7838fd35f86566230fefd6550 < bafec1a6ba4b187a7fcdcfce0faebdc623d4ef8e | bafec1a6ba4b187a7fcdcfce0faebdc623d4ef8e |
| linux | linux | >= 61c3b19f7b9eb7c7838fd35f86566230fefd6550 < 7e76f3ed7ab2ae026c6ef9cc23096a7554af8c52 | 7e76f3ed7ab2ae026c6ef9cc23096a7554af8c52 |
| linux | linux | >= 61c3b19f7b9eb7c7838fd35f86566230fefd6550 < 20db2ed1e2f9fcd417fa67853e5154f0c2537d6c | 20db2ed1e2f9fcd417fa67853e5154f0c2537d6c |
| linux | linux | >= 61c3b19f7b9eb7c7838fd35f86566230fefd6550 < 20811bbe685ca3eddd34b0c750860427d7030910 | 20811bbe685ca3eddd34b0c750860427d7030910 |
| linux | linux | >= 61c3b19f7b9eb7c7838fd35f86566230fefd6550 < e3b86f4e558cea9eed71d894df2f19b10d60a207 | e3b86f4e558cea9eed71d894df2f19b10d60a207 |
| linux | linux_kernel | < 5.10.110 | 5.10.110 |
| linux | linux_kernel | >= 0 < 5.10.113-1 | 5.10.113-1 |
| linux | linux_kernel | >= 0 < 5.17.3-1 | 5.17.3-1 |
| linux | linux_kernel | >= 0 < 5.17.3-1 | 5.17.3-1 |
| linux | linux_kernel | >= 0 < 5.17.3-1 | 5.17.3-1 |
| linux | linux_kernel | >= 5.11 < 5.15.33 | 5.15.33 |
| linux | linux_kernel | >= 5.16 < 5.16.19 | 5.16.19 |
| linux | linux_kernel | >= 5.17 < 5.17.2 | 5.17.2 |
CVSS provenance
nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv5.5MEDIUM
vendor_debian5.5MEDIUM
vendor_redhat5.5MEDIUM
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Red Hat
kernel: media: staging: media: zoran: calculate the right buffer number for zoran_reap_stat_com
vendor_redhat·2025-02-26·CVSS 5.5
CVE-2021-47645 [MEDIUM] CWE-476 kernel: media: staging: media: zoran: calculate the right buffer number for zoran_reap_stat_com
kernel: media: staging: media: zoran: calculate the right buffer number for zoran_reap_stat_com
In the Linux kernel, the following vulnerability has been resolved:
media: staging: media: zoran: calculate the right buffer number for zoran_reap_stat_com
On the case tmp_dcim=1, the index of buffer is miscalculated.
This generate a NULL pointer dereference later.
So let's fix the calcul and add a check to prevent this to reappear.
Package: kernel (Red Hat Enterprise Linux 10) - Not affected
Package: kernel (Red Hat Enterprise Linux 6) - Not affected
Package: kernel (Red Hat Enterprise Linux 7) - Not affected
Package: kernel-rt (Red Hat Enterprise Linux 7) - Not affected
Package: kernel (Red Hat Enterprise Linux 8) - Not affected
Package: kernel-rt (Red Hat Enterprise Linux 8) - Not affe
Debian
CVE-2021-47645: linux - In the Linux kernel, the following vulnerability has been resolved: media: stag...
vendor_debian·2021·CVSS 5.5
CVE-2021-47645 [MEDIUM] CVE-2021-47645: linux - In the Linux kernel, the following vulnerability has been resolved: media: stag...
In the Linux kernel, the following vulnerability has been resolved: media: staging: media: zoran: calculate the right buffer number for zoran_reap_stat_com On the case tmp_dcim=1, the index of buffer is miscalculated. This generate a NULL pointer dereference later. So let's fix the calcul and add a check to prevent this to reappear.
Scope: local
bookworm: resolved (fixed in 5.17.3-1)
bullseye: resolved (fixed in 5.10.113-1)
forky: resolved (fixed in 5.17.3-1)
sid: resolved (fixed in 5.17.3-1)
trixie: resolved (fixed in 5.17.3-1)
GHSA
GHSA-h53v-ff66-979g: In the Linux kernel, the following vulnerability has been resolved:
media: staging: media: zoran: calculate the right buffer number for zoran_reap_st
ghsa_unreviewed·2025-03-18
CVE-2021-47645 [MEDIUM] CWE-476 GHSA-h53v-ff66-979g: In the Linux kernel, the following vulnerability has been resolved:
media: staging: media: zoran: calculate the right buffer number for zoran_reap_st
In the Linux kernel, the following vulnerability has been resolved:
media: staging: media: zoran: calculate the right buffer number for zoran_reap_stat_com
On the case tmp_dcim=1, the index of buffer is miscalculated.
This generate a NULL pointer dereference later.
So let's fix the calcul and add a check to prevent this to reappear.
OSV
CVE-2021-47645: In the Linux kernel, the following vulnerability has been resolved: media: staging: media: zoran: calculate the right buffer number for zoran_reap_sta
osv·2025-02-26·CVSS 5.5
CVE-2021-47645 [MEDIUM] CVE-2021-47645: In the Linux kernel, the following vulnerability has been resolved: media: staging: media: zoran: calculate the right buffer number for zoran_reap_sta
In the Linux kernel, the following vulnerability has been resolved: media: staging: media: zoran: calculate the right buffer number for zoran_reap_stat_com On the case tmp_dcim=1, the index of buffer is miscalculated. This generate a NULL pointer dereference later. So let's fix the calcul and add a check to prevent this to reappear.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://git.kernel.org/stable/c/20811bbe685ca3eddd34b0c750860427d7030910https://git.kernel.org/stable/c/20db2ed1e2f9fcd417fa67853e5154f0c2537d6chttps://git.kernel.org/stable/c/7e76f3ed7ab2ae026c6ef9cc23096a7554af8c52https://git.kernel.org/stable/c/8dce4b265a5357731058f69645840dabc718c687https://git.kernel.org/stable/c/bafec1a6ba4b187a7fcdcfce0faebdc623d4ef8ehttps://git.kernel.org/stable/c/e3b86f4e558cea9eed71d894df2f19b10d60a207
2025-02-26
Published