CVE-2022-49587
published 2025-02-26CVE-2022-49587: In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_notsent_lowat. While reading…
PriorityP414medium4.7CVSS 3.1
AVLACHPRLUINSUCNINAH
EPSS
0.19%
8.5th percentile
In the Linux kernel, the following vulnerability has been resolved:
tcp: Fix a data-race around sysctl_tcp_notsent_lowat.
While reading sysctl_tcp_notsent_lowat, it can be changed concurrently.
Thus, we need to add READ_ONCE() to its reader.
Affected
22 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 5.18.16-1 (bookworm) | linux 5.18.16-1 (bookworm) |
| linux | linux | — | — |
| linux | linux | >= c9bee3b7fdecb0c1d070c7b54113b3bdfb9a3d36 < 91e21df688f8a75255ca9c459da39ac96300113a | 91e21df688f8a75255ca9c459da39ac96300113a |
| linux | linux | >= c9bee3b7fdecb0c1d070c7b54113b3bdfb9a3d36 < c1b85c5a34294f7444c13bf828e0e84b0a0eed85 | c1b85c5a34294f7444c13bf828e0e84b0a0eed85 |
| linux | linux | >= c9bee3b7fdecb0c1d070c7b54113b3bdfb9a3d36 < 0f75343584ee474303e17efe0610bdd170af1d13 | 0f75343584ee474303e17efe0610bdd170af1d13 |
| linux | linux | >= c9bee3b7fdecb0c1d070c7b54113b3bdfb9a3d36 < e9362a993886613ef0284c2a4911c6017c97d803 | e9362a993886613ef0284c2a4911c6017c97d803 |
| linux | linux | >= c9bee3b7fdecb0c1d070c7b54113b3bdfb9a3d36 < fd6f1284e380c377932186042ff0b5c987fb2b92 | fd6f1284e380c377932186042ff0b5c987fb2b92 |
| linux | linux | >= c9bee3b7fdecb0c1d070c7b54113b3bdfb9a3d36 < 80d4d0c461674eea87f0977e12a2ecd334b9b79c | 80d4d0c461674eea87f0977e12a2ecd334b9b79c |
| linux | linux | >= c9bee3b7fdecb0c1d070c7b54113b3bdfb9a3d36 < 62e56cfeb2ae4b53ae9ca24c80f54093250ce64a | 62e56cfeb2ae4b53ae9ca24c80f54093250ce64a |
| linux | linux | >= c9bee3b7fdecb0c1d070c7b54113b3bdfb9a3d36 < 55be873695ed8912eb77ff46d1d1cadf028bd0f3 | 55be873695ed8912eb77ff46d1d1cadf028bd0f3 |
| linux | linux_kernel | — | — |
| linux | linux_kernel | >= 0 < 5.10.136-1 | 5.10.136-1 |
| linux | linux_kernel | >= 0 < 5.18.16-1 | 5.18.16-1 |
| linux | linux_kernel | >= 0 < 5.18.16-1 | 5.18.16-1 |
| linux | linux_kernel | >= 0 < 5.18.16-1 | 5.18.16-1 |
| linux | linux_kernel | >= 3.12 < 4.9.325 | 4.9.325 |
| linux | linux_kernel | >= 4.10 < 4.14.290 | 4.14.290 |
| linux | linux_kernel | >= 4.15 < 4.19.254 | 4.19.254 |
| linux | linux_kernel | >= 4.20 < 5.4.208 | 5.4.208 |
| linux | linux_kernel | >= 5.11 < 5.15.58 | 5.15.58 |
| linux | linux_kernel | >= 5.16 < 5.18.15 | 5.18.15 |
| linux | linux_kernel | >= 5.5 < 5.10.134 | 5.10.134 |
CVSS provenance
nvdv3.14.7MEDIUMCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
osv4.7MEDIUM
vendor_debian4.7MEDIUM
vendor_redhat4.7MEDIUM
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GHSA
GHSA-8j75-9989-vx3r: In the Linux kernel, the following vulnerability has been resolved:
tcp: Fix a data-race around sysctl_tcp_notsent_lowat
ghsa_unreviewed·2025-03-10
CVE-2022-49587 [MEDIUM] CWE-362 GHSA-8j75-9989-vx3r: In the Linux kernel, the following vulnerability has been resolved:
tcp: Fix a data-race around sysctl_tcp_notsent_lowat
In the Linux kernel, the following vulnerability has been resolved:
tcp: Fix a data-race around sysctl_tcp_notsent_lowat.
While reading sysctl_tcp_notsent_lowat, it can be changed concurrently.
Thus, we need to add READ_ONCE() to its reader.
OSV
CVE-2022-49587: In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_notsent_lowat
osv·2025-02-26·CVSS 4.7
CVE-2022-49587 [MEDIUM] CVE-2022-49587: In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_notsent_lowat
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_notsent_lowat. While reading sysctl_tcp_notsent_lowat, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.
Red Hat
kernel: tcp: Fix a data-race around sysctl_tcp_notsent_lowat.
vendor_redhat·2025-02-26·CVSS 4.7
CVE-2022-49587 [MEDIUM] CWE-362 kernel: tcp: Fix a data-race around sysctl_tcp_notsent_lowat.
kernel: tcp: Fix a data-race around sysctl_tcp_notsent_lowat.
In the Linux kernel, the following vulnerability has been resolved:
tcp: Fix a data-race around sysctl_tcp_notsent_lowat.
While reading sysctl_tcp_notsent_lowat, it can be changed concurrently.
Thus, we need to add READ_ONCE() to its reader.
Package: kernel (Red Hat Enterprise Linux 10) - Not affected
Package: kernel (Red Hat Enterprise Linux 6) - Out of support scope
Package: kernel (Red Hat Enterprise Linux 7) - Out of support scope
Package: kernel-rt (Red Hat Enterprise Linux 7) - Out of support scope
Package: kernel (Red Hat Enterprise Linux 8) - Out of support scope
Package: kernel-rt (Red Hat Enterprise Linux 8) - Out of support scope
Package: kernel-rt (Red Hat Enterprise Linux 9) - Affected
Debian
CVE-2022-49587: linux - In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a ...
vendor_debian·2022·CVSS 4.7
CVE-2022-49587 [MEDIUM] CVE-2022-49587: linux - In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a ...
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_notsent_lowat. While reading sysctl_tcp_notsent_lowat, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.
Scope: local
bookworm: resolved (fixed in 5.18.16-1)
bullseye: resolved (fixed in 5.10.136-1)
forky: resolved (fixed in 5.18.16-1)
sid: resolved (fixed in 5.18.16-1)
trixie: resolved (fixed in 5.18.16-1)
No detection rules found.
No public exploits indexed.
https://git.kernel.org/stable/c/0f75343584ee474303e17efe0610bdd170af1d13https://git.kernel.org/stable/c/55be873695ed8912eb77ff46d1d1cadf028bd0f3https://git.kernel.org/stable/c/62e56cfeb2ae4b53ae9ca24c80f54093250ce64ahttps://git.kernel.org/stable/c/80d4d0c461674eea87f0977e12a2ecd334b9b79chttps://git.kernel.org/stable/c/91e21df688f8a75255ca9c459da39ac96300113ahttps://git.kernel.org/stable/c/c1b85c5a34294f7444c13bf828e0e84b0a0eed85https://git.kernel.org/stable/c/e9362a993886613ef0284c2a4911c6017c97d803https://git.kernel.org/stable/c/fd6f1284e380c377932186042ff0b5c987fb2b92
2025-02-26
Published