CVE-2022-48945
media: vivid: fix compose size exceed boundary
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
-Decision
Descriptions
In the Linux kernel, the following vulnerability has been resolved:
media: vivid: fix compose size exceed boundary
syzkaller found a bug:
BUG: unable to handle page fault for address: ffffc9000a3b1000
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 100000067 P4D 100000067 PUD 10015f067 PMD 1121ca067 PTE 0
Oops: 0002 [#1] PREEMPT SMP
CPU: 0 PID: 23489 Comm: vivid-000-vid-c Not tainted 6.1.0-rc1+ #512
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014
RIP: 0010:memcpy_erms+0x6/0x10
[...]
Call Trace:
<TASK>
? tpg_fill_plane_buffer+0x856/0x15b0
vivid_fillbuff+0x8ac/0x1110
vivid_thread_vid_cap_tick+0x361/0xc90
vivid_thread_vid_cap+0x21a/0x3a0
kthread+0x143/0x180
ret_from_fork+0x1f/0x30
</TASK>
This is because we forget to check boundary after adjust compose->height
int V4L2_SEL_TGT_CROP case. Add v4l2_rect_map_inside() to fix this problem
for this case.
CVSS Scores
SSVC
- Decision:-
Timeline
- 2024-08-22 CVE Reserved
- 2024-09-23 CVE Published
- 2024-09-23 CVE Updated
- ---------- EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
CAPEC
References (10)
| URL | Tag | Source |
|---|---|---|
| https://git.kernel.org/stable/c/ef834f7836ec0502f49f20bbc42f1240577a9c83 | Vuln. Introduced |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 3.18 < 4.9.337 Search vendor "Linux" for product "Linux Kernel" and version " >= 3.18 < 4.9.337" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 3.18 < 4.14.303 Search vendor "Linux" for product "Linux Kernel" and version " >= 3.18 < 4.14.303" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 3.18 < 4.19.270 Search vendor "Linux" for product "Linux Kernel" and version " >= 3.18 < 4.19.270" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 3.18 < 5.4.229 Search vendor "Linux" for product "Linux Kernel" and version " >= 3.18 < 5.4.229" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 3.18 < 5.10.163 Search vendor "Linux" for product "Linux Kernel" and version " >= 3.18 < 5.10.163" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 3.18 < 5.15.86 Search vendor "Linux" for product "Linux Kernel" and version " >= 3.18 < 5.15.86" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 3.18 < 6.0.16 Search vendor "Linux" for product "Linux Kernel" and version " >= 3.18 < 6.0.16" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 3.18 < 6.1.2 Search vendor "Linux" for product "Linux Kernel" and version " >= 3.18 < 6.1.2" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 3.18 < 6.2 Search vendor "Linux" for product "Linux Kernel" and version " >= 3.18 < 6.2" | en |
Affected
| ||||||