CVE-2026-23145

ext4: fix iloc.bh leak in ext4_xattr_inode_update_ref

State: Published
Severity: Not scored
Published: Feb 14, 2026
Updated: Oct 19, 2026
Reserved: Jan 13, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

ext4: fix iloc.bh leak in ext4_xattr_inode_update_ref

The error branch for ext4_xattr_inode_update_ref forget to release the refcount for iloc.bh. Find this when review code.

Scores

The record has no CVSS score.

Weaknesses

CWE-401 Missing Release of Memory after Effective Lifetime

Affected Products

Product	Versions
LinuxLinux	1cfb3e4ddbdc8e02e637b8852540bd4718bf4814 to before 7c9f059c3d531a12d7ad96cd34a44b8af7c00d5fAffected 505e69f76ac497e788f4ea0267826ec7266b40c8 to before 6241cd1d0acc2363016ac55b8773ba1332dd59d7Affected 3d6269028246f4484bfed403c947a114bb583631 to before 3b00c16e42428a1ecd3a5eb9cc37f8ad9bd47626Affected 79ea7f3e11effe1bd9e753172981d9029133a278 to before 0b06cde92f2f960f4ebe3c988c69f2711f2a24dcAffected 6b879c4c6bbaab03c0ad2a983953bd1410bb165e to before 8e8542c539927ae3898a4d02941f84e252e2dea1Affected 57295e835408d8d425bef58da5253465db3d6888 to before 06e26287f2e349a28ad363941ffd9076bfed8b2eAffected 57295e835408d8d425bef58da5253465db3d6888 to before d250bdf531d9cd4096fedbb9f172bb2ca660c868Affected ea39e712c2f5ae148ee5515798ae03523673e002Affected 440b003f449a4ff2a00b08c8eab9ba5cd28f3943Affected 5.10.246 to before 5.10.249Affected 5.15.195 to before 5.15.199Affected 6.1.157 to before 6.1.162Affected 6.6.113 to before 6.6.122Affected 6.12.54 to before 6.12.67Affected 5.4.301 to before 5.5Affected 6.17.4 to before 6.18Affected
LinuxLinux	6.18Affected before 6.18Not affected 5.10.249 through 5.10.Not affected 5.15.199 through 5.15.Not affected 6.1.162 through 6.1.Not affected 6.6.122 through 6.6.Not affected 6.12.67 through 6.12.Not affected 6.18.7 through 6.18.Not affected 6.19 and laterNot affected

Product

Versions

LinuxLinux

1cfb3e4ddbdc8e02e637b8852540bd4718bf4814 to before 7c9f059c3d531a12d7ad96cd34a44b8af7c00d5fAffected
505e69f76ac497e788f4ea0267826ec7266b40c8 to before 6241cd1d0acc2363016ac55b8773ba1332dd59d7Affected
3d6269028246f4484bfed403c947a114bb583631 to before 3b00c16e42428a1ecd3a5eb9cc37f8ad9bd47626Affected
79ea7f3e11effe1bd9e753172981d9029133a278 to before 0b06cde92f2f960f4ebe3c988c69f2711f2a24dcAffected
6b879c4c6bbaab03c0ad2a983953bd1410bb165e to before 8e8542c539927ae3898a4d02941f84e252e2dea1Affected
57295e835408d8d425bef58da5253465db3d6888 to before 06e26287f2e349a28ad363941ffd9076bfed8b2eAffected
57295e835408d8d425bef58da5253465db3d6888 to before d250bdf531d9cd4096fedbb9f172bb2ca660c868Affected
ea39e712c2f5ae148ee5515798ae03523673e002Affected
440b003f449a4ff2a00b08c8eab9ba5cd28f3943Affected
5.10.246 to before 5.10.249Affected
5.15.195 to before 5.15.199Affected
6.1.157 to before 6.1.162Affected
6.6.113 to before 6.6.122Affected
6.12.54 to before 6.12.67Affected
5.4.301 to before 5.5Affected
6.17.4 to before 6.18Affected

LinuxLinux

6.18Affected
before 6.18Not affected
5.10.249 through 5.10.*Not affected
5.15.199 through 5.15.*Not affected
6.1.162 through 6.1.*Not affected
6.6.122 through 6.6.*Not affected
6.12.67 through 6.12.*Not affected
6.18.7 through 6.18.*Not affected
6.19 and laterNot affected

References

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