CVE-2022-49103
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2022
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
NFSv4.2: fix reference count leaks in _nfs42_proc_copy_notify()
In the Linux kernel, the following vulnerability has been resolved: NFSv4.2: fix reference count leaks in _nfs42_proc_copy_notify() [You don't often get email from xiongx18@fudan.edu.cn. Learn why this is important at http://aka.ms/LearnAboutSenderIdentification.] The reference counting issue happens in two error paths in the function _nfs42_proc_copy_notify(). In both error paths, the function simply returns the error code and forgets to balance the refcount of object `ctx`, bumped by get_nfs_open_context() earlier, which may cause refcount leaks. Fix it by balancing refcount of the `ctx` object before the function returns in both error paths.
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) |
|---|---|---|---|---|---|
| 0491567b51efeca807da1125a1a0d5193875e286 | affected | git | 9b9feec97c1fc7dd9bb69f62c4905cddf1801599 | Unavailable | None listed |
| 0491567b51efeca807da1125a1a0d5193875e286 | affected | git | b37f482ba9f0e6382c188e3fccf6c4b2fdc938eb | Unavailable | None listed |
| 0491567b51efeca807da1125a1a0d5193875e286 | affected | git | fb73bf6305f4eb8f0cf9a61ee874d55f019d6dc4 | Unavailable | None listed |
| 0491567b51efeca807da1125a1a0d5193875e286 | affected | git | f46f632f9cfae4b2e3635fa58840a8ec584c42e3 | Unavailable | None listed |
| 0491567b51efeca807da1125a1a0d5193875e286 | affected | git | b7f114edd54326f730a754547e7cfb197b5bc132 | 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) |
|---|---|---|---|---|---|
| 5.5 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 5.5 | Unavailable | None listed |
| 5.10.111 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.15.34 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 5.16.20 | unaffected | semver | Unavailable | 5.16.* | None listed |
| 5.17.3 | unaffected | semver | Unavailable | 5.17.* | None listed |
| 5.18 | unaffected | original_commit_for_fix | Unavailable | * | None listed |