CVE-2023-54218
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2023
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
net: Fix load-tearing on sk->sk_stamp in sock_recv_cmsgs().
In the Linux kernel, the following vulnerability has been resolved: net: Fix load-tearing on sk->sk_stamp in sock_recv_cmsgs(). KCSAN found a data race in sock_recv_cmsgs() where the read access to sk->sk_stamp needs READ_ONCE(). BUG: KCSAN: data-race in packet_recvmsg / packet_recvmsg write (marked) to 0xffff88803c81f258 of 8 bytes by task 19171 on cpu 0: sock_write_timestamp include/net/sock.h:2670 [inline] sock_recv_cmsgs include/net/sock.h:2722 [inline] packet_recvmsg+0xb97/0xd00 net/packet/af_packet.c:3489 sock_recvmsg_nosec net/socket.c:1019 [inline] sock_recvmsg+0x11a/0x130 net/socket.c:1040 sock_read_iter+0x176/0x220 net/socket.c:1118 call_read_iter include/linux/fs.h:1845 [inline] new_sync_read fs/read_write.c:389 [inline] vfs_read+0x5e0/0x630 fs/read_write.c:470 ksys_read+0x163/0x1a0 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x41/0x50 fs/read_write.c:621 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x72/0xdc read to 0xffff88803c81f258 of 8 bytes by task 19183 on cpu 1: sock_recv_cmsgs include/net/sock.h:2721 [inline] packet_recvmsg+0xb64/0xd00 net/packet/af_packet.c:3489 sock_recvmsg_nosec net/socket.c:1019 [inline] sock_recvmsg+0x11a/0x130 net/socket.c:1040 sock_read_iter+0x176/0x220 net/socket.c:1118 call_read_iter include/linux/fs.h:1845 [inline] new_sync_read fs/read_write.c:389 [inline] vfs_read+0x5e0/0x630 fs/read_write.c:470 ksys_read+0x163/0x1a0 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x41/0x50 fs/read_write.c:621 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x72/0xdc value changed: 0xffffffffc4653600 -> 0x0000000000000000 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 19183 Comm: syz-executor.5 Not tainted 6.3.0-rc7-02330-gca6270c12e20 #2 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.0-0-gd239552ce722-prebuilt.qemu.org 04/01/2014
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 6c7c98bad4883a4a8710c96b2b44de482865eb6e | affected | git | fd28692fa182d25e8d26bc1db506648839fde245 | Unavailable | None listed |
| 6c7c98bad4883a4a8710c96b2b44de482865eb6e | affected | git | 564c3150ad357d571a0de7d8b644aa1f7e6e21b7 | Unavailable | None listed |
| 6c7c98bad4883a4a8710c96b2b44de482865eb6e | affected | git | d7343f8de019ebb55b2b6ef79b971f6ceb361a99 | Unavailable | None listed |
| 6c7c98bad4883a4a8710c96b2b44de482865eb6e | affected | git | d06f67b2b8dcd00d995c468428b6bccebc5762d8 | Unavailable | None listed |
| 6c7c98bad4883a4a8710c96b2b44de482865eb6e | affected | git | de260d1e02cde39d317066835ee6e5234fc9f5a8 | Unavailable | None listed |
| 6c7c98bad4883a4a8710c96b2b44de482865eb6e | affected | git | 7145f2309d649ad6273b9f66448321b9b4c523c8 | Unavailable | None listed |
| 6c7c98bad4883a4a8710c96b2b44de482865eb6e | affected | git | 8319220054e5ea5f506d8d4c4b5e234f668ffc3b | Unavailable | None listed |
| 6c7c98bad4883a4a8710c96b2b44de482865eb6e | affected | git | dfd9248c071a3710c24365897459538551cb7167 | Unavailable | None listed |
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
affected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 4.12 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 4.12 | Unavailable | None listed |
| 4.14.316 | unaffected | semver | Unavailable | 4.14.* | None listed |
| 4.19.284 | unaffected | semver | Unavailable | 4.19.* | None listed |
| 5.4.244 | unaffected | semver | Unavailable | 5.4.* | None listed |
| 5.10.181 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.15.113 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 6.1.30 | unaffected | semver | Unavailable | 6.1.* | None listed |
| 6.3.4 | unaffected | semver | Unavailable | 6.3.* | None listed |
| 6.4 | unaffected | original_commit_for_fix | Unavailable | * | None listed |