CVE-2023-53626
published 2025-10-07CVE-2023-53626: In the Linux kernel, the following vulnerability has been resolved: ext4: fix possible double unlock when moving a directory
PriorityP337high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.20%
10.3th percentile
In the Linux kernel, the following vulnerability has been resolved:
ext4: fix possible double unlock when moving a directory
Affected
22 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 6.1.25-1 (bookworm) | linux 6.1.25-1 (bookworm) |
| linux | linux | >= 0813299c586b175d7edb25f56412c54b812d0379 < 70e42feab2e20618ddd0cbfc4ab4b08628236ecd | 70e42feab2e20618ddd0cbfc4ab4b08628236ecd |
| linux | linux | >= 0c440f14558bfacd22c6935ae1fd4b2a09e96b5d < 020166bc6669ca9fb267ebd96bd88c4fb64a5d46 | 020166bc6669ca9fb267ebd96bd88c4fb64a5d46 |
| linux | linux | >= 291cd19d107e197306869cb3237c1bba62d13182 < 43ce288ab5d7274a4a141d7f5e3ed2ab7b41f8a2 | 43ce288ab5d7274a4a141d7f5e3ed2ab7b41f8a2 |
| linux | linux | >= 5.10.175 < 5.10.176 | 5.10.176 |
| linux | linux | >= 5.15.103 < 5.15.104 | 5.15.104 |
| linux | linux | >= 5.4.237 < 5.4.238 | 5.4.238 |
| linux | linux | >= 6.1.20 < 6.1.21 | 6.1.21 |
| linux | linux | >= 6.2.7 < 6.2.8 | 6.2.8 |
| linux | linux | >= 8dac5a63cf79707b547ea3d425fead5f4482198f < c16cbd8233d6c58fc488545393e49b5d55729990 | c16cbd8233d6c58fc488545393e49b5d55729990 |
| linux | linux | >= b0bb13612292ca90fa4c2a7e425375649bc50d3e < e71eb4dca41f0f36823724ced0406bb2dbdd5506 | e71eb4dca41f0f36823724ced0406bb2dbdd5506 |
| linux | linux | >= c50fc503ee1b97f12c98e26afc39fdaebebcf04f < 1c93c42c7bb23057bde8a0a2ab834927ff64d20c | 1c93c42c7bb23057bde8a0a2ab834927ff64d20c |
| linux | linux_kernel | — | — |
| linux | linux_kernel | — | — |
| linux | linux_kernel | — | — |
| linux | linux_kernel | — | — |
| linux | linux_kernel | — | — |
| linux | linux_kernel | — | — |
| linux | linux_kernel | >= 0 < 5.10.178-1 | 5.10.178-1 |
| linux | linux_kernel | >= 0 < 6.1.25-1 | 6.1.25-1 |
| linux | linux_kernel | >= 0 < 6.1.25-1 | 6.1.25-1 |
| linux | linux_kernel | >= 0 < 6.1.25-1 | 6.1.25-1 |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
osv7.8HIGH
vendor_debian7.8HIGH
vendor_redhat7.8HIGH
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Red Hat
kernel: ext4: fix possible double unlock when moving a directory
vendor_redhat·2025-10-07·CVSS 7.8
CVE-2023-53626 [HIGH] CWE-459 kernel: ext4: fix possible double unlock when moving a directory
kernel: ext4: fix possible double unlock when moving a directory
In the Linux kernel, the following vulnerability has been resolved:
ext4: fix possible double unlock when moving a directory
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) - Fix deferred
Package: kernel-rt (Red Hat Enterprise Linux 7) - Fix deferred
Package: kernel (Red Hat Enterprise Linux 8) - Fix deferred
Package: kernel-rt (Red Hat Enterprise Linux 8) - Fix deferred
Package: kernel-rt (Red Hat Enterprise Linux 9) - Fix deferred
Debian
CVE-2023-53626: linux - In the Linux kernel, the following vulnerability has been resolved: ext4: fix p...
vendor_debian·2023·CVSS 7.8
CVE-2023-53626 [HIGH] CVE-2023-53626: linux - In the Linux kernel, the following vulnerability has been resolved: ext4: fix p...
In the Linux kernel, the following vulnerability has been resolved: ext4: fix possible double unlock when moving a directory
Scope: local
bookworm: resolved (fixed in 6.1.25-1)
bullseye: resolved (fixed in 5.10.178-1)
forky: resolved (fixed in 6.1.25-1)
sid: resolved (fixed in 6.1.25-1)
trixie: resolved (fixed in 6.1.25-1)
VulDB
Linux Kernel up to 6.2.7 ext4 double free (Nessus ID 274646 / WID-SEC-2025-2229)
vuldb·2026-04-20·CVSS 7.8
CVE-2023-53626 [HIGH] Linux Kernel up to 6.2.7 ext4 double free (Nessus ID 274646 / WID-SEC-2025-2229)
A vulnerability described as critical has been identified in Linux Kernel up to 5.4.237/5.10.175/5.15.103/6.1.20/6.2.7. This vulnerability affects unknown code of the component ext4. The manipulation results in double free.
This vulnerability was named CVE-2023-53626. The attack needs to be approached within the local network. There is no available exploit.
Upgrading the affected component is recommended.
OSV
CVE-2023-53626: In the Linux kernel, the following vulnerability has been resolved: ext4: fix possible double unlock when moving a directory
osv·2025-10-07·CVSS 7.8
CVE-2023-53626 [HIGH] CVE-2023-53626: In the Linux kernel, the following vulnerability has been resolved: ext4: fix possible double unlock when moving a directory
In the Linux kernel, the following vulnerability has been resolved: ext4: fix possible double unlock when moving a directory
GHSA
GHSA-g934-mv7g-597h: In the Linux kernel, the following vulnerability has been resolved:
ext4: fix possible double unlock when moving a directory
ghsa_unreviewed·2025-10-07
CVE-2023-53626 [HIGH] CWE-415 GHSA-g934-mv7g-597h: In the Linux kernel, the following vulnerability has been resolved:
ext4: fix possible double unlock when moving a directory
In the Linux kernel, the following vulnerability has been resolved:
ext4: fix possible double unlock when moving a directory
No detection rules found.
No public exploits indexed.
https://git.kernel.org/stable/c/020166bc6669ca9fb267ebd96bd88c4fb64a5d46https://git.kernel.org/stable/c/1c93c42c7bb23057bde8a0a2ab834927ff64d20chttps://git.kernel.org/stable/c/43ce288ab5d7274a4a141d7f5e3ed2ab7b41f8a2https://git.kernel.org/stable/c/70e42feab2e20618ddd0cbfc4ab4b08628236ecdhttps://git.kernel.org/stable/c/c16cbd8233d6c58fc488545393e49b5d55729990https://git.kernel.org/stable/c/e71eb4dca41f0f36823724ced0406bb2dbdd5506
2025-10-07
Published