Answer in brief
CVE-2026-72161 records a Unknown severity vulnerability in ocfs2: add journal NULL check in ocfs2_checkpoint_inode(). The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=da5e7c87827e8caa6a1eeec6d95dcf74ab592a01 <24daf13422e8328fd588c34a017bdef1949910e8 || >=da5e7c87827e8caa6a1eeec6d95dcf74ab592a01 <7da7e4ac21895fe34cceffcfc99497cc2750da99 || >=da5e7c87827e8caa6a1eeec6d95dcf74ab592a01 <eb6a13834c23e291f1170cb1b489ec255edfa5a3 || >=da5e7c87827e8caa6a1eeec6d95dcf74ab592a01 <499714de42ab4d2e778cbb10186684142a1222eb || >=da5e7c87827e8caa6a1eeec6d95dcf74ab592a01 <63921f790234b221e4b15c56c72888b13250f81d || >=da5e7c87827e8caa6a1eeec6d95dcf74ab592a01 <a291c77c034b7a81849ce9b71cc9ecda9e587d89 | 24daf13422e8328fd588c34a017bdef1949910e8, 7da7e4ac21895fe34cceffcfc99497cc2750da99, eb6a13834c23e291f1170cb1b489ec255edfa5a3, 499714de42ab4d2e778cbb10186684142a1222eb, 63921f790234b221e4b15c56c72888b13250f81d, a291c77c034b7a81849ce9b71cc9ecda9e587d89 |
| Linux/Linuxgeneric | 5.16 | Not reported |
Published upstream
Aug 15, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 15, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 15, 2026
In the Linux kernel, the following vulnerability has been resolved: ocfs2: add journal NULL check in ocfs2_checkpoint_inode() During unmount, ocfs2_journal_shutdown() frees the journal and sets osb->journal to NULL. Later, when VFS evicts remaining cached inodes, ocfs2_evict_inode() -> ocfs2_clear_inode() -> ocfs2_checkpoint_inode() -> ocfs2_ci_fully_checkpointed() dereferences osb->journal, causing a NULL pointer dereference. Fix this by adding a NULL check for osb->journal in ocfs2_checkpoint_inode(). If the journal is NULL, it has already been fully flushed and destroyed during shutdown, so there is nothing to checkpoint.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-72161 records a Unknown severity vulnerability in ocfs2: add journal NULL check in ocfs2_checkpoint_inode(). The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=da5e7c87827e8caa6a1eeec6d95dcf74ab592a01 <24daf13422e8328fd588c34a017bdef1949910e8 || >=da5e7c87827e8caa6a1eeec6d95dcf74ab592a01 <7da7e4ac21895fe34cceffcfc99497cc2750da99 || >=da5e7c87827e8caa6a1eeec6d95dcf74ab592a01 <eb6a13834c23e291f1170cb1b489ec255edfa5a3 || >=da5e7c87827e8caa6a1eeec6d95dcf74ab592a01 <499714de42ab4d2e778cbb10186684142a1222eb || >=da5e7c87827e8caa6a1eeec6d95dcf74ab592a01 <63921f790234b221e4b15c56c72888b13250f81d || >=da5e7c87827e8caa6a1eeec6d95dcf74ab592a01 <a291c77c034b7a81849ce9b71cc9ecda9e587d89 | 24daf13422e8328fd588c34a017bdef1949910e8, 7da7e4ac21895fe34cceffcfc99497cc2750da99, eb6a13834c23e291f1170cb1b489ec255edfa5a3, 499714de42ab4d2e778cbb10186684142a1222eb, 63921f790234b221e4b15c56c72888b13250f81d, a291c77c034b7a81849ce9b71cc9ecda9e587d89 |
| Linux/Linuxgeneric | 5.16 | Not reported |
Published upstream
Aug 15, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 15, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 15, 2026
In the Linux kernel, the following vulnerability has been resolved: ocfs2: add journal NULL check in ocfs2_checkpoint_inode() During unmount, ocfs2_journal_shutdown() frees the journal and sets osb->journal to NULL. Later, when VFS evicts remaining cached inodes, ocfs2_evict_inode() -> ocfs2_clear_inode() -> ocfs2_checkpoint_inode() -> ocfs2_ci_fully_checkpointed() dereferences osb->journal, causing a NULL pointer dereference. Fix this by adding a NULL check for osb->journal in ocfs2_checkpoint_inode(). If the journal is NULL, it has already been fully flushed and destroyed during shutdown, so there is nothing to checkpoint.
Quoted source text, attributed separately from HOL analysis.