CVE-2022-49423
published 2025-02-26CVE-2022-49423: In the Linux kernel, the following vulnerability has been resolved: rtla: Avoid record NULL pointer dereference Fix the following null/deref_null.cocci errors…
PriorityP418medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.22%
12.2th percentile
In the Linux kernel, the following vulnerability has been resolved:
rtla: Avoid record NULL pointer dereference
Fix the following null/deref_null.cocci errors:
./tools/tracing/rtla/src/osnoise_hist.c:870:31-36: ERROR: record is NULL but dereferenced.
./tools/tracing/rtla/src/osnoise_top.c:650:31-36: ERROR: record is NULL but dereferenced.
./tools/tracing/rtla/src/timerlat_hist.c:905:31-36: ERROR: record is NULL but dereferenced.
./tools/tracing/rtla/src/timerlat_top.c:700:31-36: ERROR: record is NULL but dereferenced.
"record" is NULL before calling osnoise_init_trace_tool.
Add a tag "out_free" to avoid dereferring a NULL pointer.
Affected
8 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 5.18.5-1 (bookworm) | linux 5.18.5-1 (bookworm) |
| linux | linux | — | — |
| linux | linux | >= 51d64c3a181938da8fb56404524e15776e9c6bf8 < b0f1c686baff74d5df10f2f46670ef4e24a75756 | b0f1c686baff74d5df10f2f46670ef4e24a75756 |
| linux | linux | >= 51d64c3a181938da8fb56404524e15776e9c6bf8 < 2a6b52ed72c822b5ee146a6a00ea66614fe02653 | 2a6b52ed72c822b5ee146a6a00ea66614fe02653 |
| linux | linux_kernel | >= 0 < 5.18.5-1 | 5.18.5-1 |
| linux | linux_kernel | >= 0 < 5.18.5-1 | 5.18.5-1 |
| linux | linux_kernel | >= 0 < 5.18.5-1 | 5.18.5-1 |
| linux | linux_kernel | >= 5.18 < 5.18.3 | 5.18.3 |
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
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
Red Hat
kernel: rtla: Avoid record NULL pointer dereference
vendor_redhat·2025-02-26·CVSS 5.5
CVE-2022-49423 [MEDIUM] kernel: rtla: Avoid record NULL pointer dereference
kernel: rtla: Avoid record NULL pointer dereference
In the Linux kernel, the following vulnerability has been resolved:
rtla: Avoid record NULL pointer dereference
Fix the following null/deref_null.cocci errors:
./tools/tracing/rtla/src/osnoise_hist.c:870:31-36: ERROR: record is NULL but dereferenced.
./tools/tracing/rtla/src/osnoise_top.c:650:31-36: ERROR: record is NULL but dereferenced.
./tools/tracing/rtla/src/timerlat_hist.c:905:31-36: ERROR: record is NULL but dereferenced.
./tools/tracing/rtla/src/timerlat_top.c:700:31-36: ERROR: record is NULL but dereferenced.
"record" is NULL before calling osnoise_init_trace_tool.
Add a tag "out_free" to avoid dereferring a NULL pointer.
Package: kernel (Red Hat Enterprise Linux 10) - Not affected
Package: kernel (Red Hat Enterprise Linux 6)
Debian
CVE-2022-49423: linux - In the Linux kernel, the following vulnerability has been resolved: rtla: Avoid...
vendor_debian·2022·CVSS 5.5
CVE-2022-49423 [MEDIUM] CVE-2022-49423: linux - In the Linux kernel, the following vulnerability has been resolved: rtla: Avoid...
In the Linux kernel, the following vulnerability has been resolved: rtla: Avoid record NULL pointer dereference Fix the following null/deref_null.cocci errors: ./tools/tracing/rtla/src/osnoise_hist.c:870:31-36: ERROR: record is NULL but dereferenced. ./tools/tracing/rtla/src/osnoise_top.c:650:31-36: ERROR: record is NULL but dereferenced. ./tools/tracing/rtla/src/timerlat_hist.c:905:31-36: ERROR: record is NULL but dereferenced. ./tools/tracing/rtla/src/timerlat_top.c:700:31-36: ERROR: record is NULL but dereferenced. "record" is NULL before calling osnoise_init_trace_tool. Add a tag "out_free" to avoid dereferring a NULL pointer.
Scope: local
bookworm: resolved (fixed in 5.18.5-1)
bullseye: resolved
forky: resolved (fixed in 5.18.5-1)
sid: resolved (fixed in 5.18.5-1)
trixie: resolved (fi
GHSA
GHSA-hqwq-59rq-89xh: In the Linux kernel, the following vulnerability has been resolved:
rtla: Avoid record NULL pointer dereference
Fix the following null/deref_null
ghsa_unreviewed·2025-10-22
CVE-2022-49423 [MEDIUM] CWE-476 GHSA-hqwq-59rq-89xh: In the Linux kernel, the following vulnerability has been resolved:
rtla: Avoid record NULL pointer dereference
Fix the following null/deref_null
In the Linux kernel, the following vulnerability has been resolved:
rtla: Avoid record NULL pointer dereference
Fix the following null/deref_null.cocci errors:
./tools/tracing/rtla/src/osnoise_hist.c:870:31-36: ERROR: record is NULL but dereferenced.
./tools/tracing/rtla/src/osnoise_top.c:650:31-36: ERROR: record is NULL but dereferenced.
./tools/tracing/rtla/src/timerlat_hist.c:905:31-36: ERROR: record is NULL but dereferenced.
./tools/tracing/rtla/src/timerlat_top.c:700:31-36: ERROR: record is NULL but dereferenced.
"record" is NULL before calling osnoise_init_trace_tool.
Add a tag "out_free" to avoid dereferring a NULL pointer.
OSV
CVE-2022-49423: In the Linux kernel, the following vulnerability has been resolved: rtla: Avoid record NULL pointer dereference Fix the following null/deref_null
osv·2025-02-26·CVSS 5.5
CVE-2022-49423 [MEDIUM] CVE-2022-49423: In the Linux kernel, the following vulnerability has been resolved: rtla: Avoid record NULL pointer dereference Fix the following null/deref_null
In the Linux kernel, the following vulnerability has been resolved: rtla: Avoid record NULL pointer dereference Fix the following null/deref_null.cocci errors: ./tools/tracing/rtla/src/osnoise_hist.c:870:31-36: ERROR: record is NULL but dereferenced. ./tools/tracing/rtla/src/osnoise_top.c:650:31-36: ERROR: record is NULL but dereferenced. ./tools/tracing/rtla/src/timerlat_hist.c:905:31-36: ERROR: record is NULL but dereferenced. ./tools/tracing/rtla/src/timerlat_top.c:700:31-36: ERROR: record is NULL but dereferenced. "record" is NULL before calling osnoise_init_trace_tool. Add a tag "out_free" to avoid dereferring a NULL pointer.
No detection rules found.
No public exploits indexed.
2025-02-26
Published