CVE-2022-49630
published 2025-02-26CVE-2022-49630: In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_ecn_fallback. While reading sysctl_tcp_ecn_fallback…
PriorityP414medium4.7CVSS 3.1
AVLACHPRLUINSUCNINAH
EPSS
0.17%
7.1th percentile
In the Linux kernel, the following vulnerability has been resolved:
tcp: Fix a data-race around sysctl_tcp_ecn_fallback.
While reading sysctl_tcp_ecn_fallback, it can be changed concurrently.
Thus, we need to add READ_ONCE() to its reader.
Affected
11 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 5.18.14-1 (bookworm) | linux 5.18.14-1 (bookworm) |
| linux | linux | — | — |
| linux | linux | >= 492135557dc090a1abb2cfbe1a412757e3ed68ab < 8bcf7339f2cf70ea4461df6ea045d1aadfabfa11 | 8bcf7339f2cf70ea4461df6ea045d1aadfabfa11 |
| linux | linux | >= 492135557dc090a1abb2cfbe1a412757e3ed68ab < 1ec3d6c2626ee6e1b36b7bd006873a271406ba61 | 1ec3d6c2626ee6e1b36b7bd006873a271406ba61 |
| linux | linux | >= 492135557dc090a1abb2cfbe1a412757e3ed68ab < 12b8d9ca7e678abc48195294494f1815b555d658 | 12b8d9ca7e678abc48195294494f1815b555d658 |
| linux | linux_kernel | — | — |
| linux | linux_kernel | >= 0 < 5.18.14-1 | 5.18.14-1 |
| linux | linux_kernel | >= 0 < 5.18.14-1 | 5.18.14-1 |
| linux | linux_kernel | >= 0 < 5.18.14-1 | 5.18.14-1 |
| linux | linux_kernel | >= 4.2 < 5.15.56 | 5.15.56 |
| linux | linux_kernel | >= 5.16 < 5.18.13 | 5.18.13 |
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-76x2-j576-5g7r: In the Linux kernel, the following vulnerability has been resolved:
tcp: Fix a data-race around sysctl_tcp_ecn_fallback
ghsa_unreviewed·2025-03-12
CVE-2022-49630 [MEDIUM] CWE-362 GHSA-76x2-j576-5g7r: In the Linux kernel, the following vulnerability has been resolved:
tcp: Fix a data-race around sysctl_tcp_ecn_fallback
In the Linux kernel, the following vulnerability has been resolved:
tcp: Fix a data-race around sysctl_tcp_ecn_fallback.
While reading sysctl_tcp_ecn_fallback, it can be changed concurrently.
Thus, we need to add READ_ONCE() to its reader.
OSV
CVE-2022-49630: In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_ecn_fallback
osv·2025-02-26·CVSS 4.7
CVE-2022-49630 [MEDIUM] CVE-2022-49630: In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_ecn_fallback
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_ecn_fallback. While reading sysctl_tcp_ecn_fallback, 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_ecn_fallback.
vendor_redhat·2025-02-26·CVSS 4.7
CVE-2022-49630 [MEDIUM] CWE-362 kernel: tcp: Fix a data-race around sysctl_tcp_ecn_fallback.
kernel: tcp: Fix a data-race around sysctl_tcp_ecn_fallback.
In the Linux kernel, the following vulnerability has been resolved:
tcp: Fix a data-race around sysctl_tcp_ecn_fallback.
While reading sysctl_tcp_ecn_fallback, 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-2022-49630: linux - In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a ...
vendor_debian·2022·CVSS 4.7
CVE-2022-49630 [MEDIUM] CVE-2022-49630: 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_ecn_fallback. While reading sysctl_tcp_ecn_fallback, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.
Scope: local
bookworm: resolved (fixed in 5.18.14-1)
bullseye: open
forky: resolved (fixed in 5.18.14-1)
sid: resolved (fixed in 5.18.14-1)
trixie: resolved (fixed in 5.18.14-1)
No detection rules found.
No public exploits indexed.
2025-02-26
Published